American Mathematics Competitions
2003 AMC 10 A Results for Texas
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 2626
Number of unofficial participants: 0
Average score of participants: 75.7
Average score for female students is: 72.9 ( 1094 Students)
Average score for male students is: 77.9 ( 1391 Students)
Average score for unspecified gender is 76.3 ( 141 Students)
Average score for grade 10 is: 76.2 ( 1423 Students)
Average score for grade 9 is: 73.8 ( 1084 Students)
Average score for grade 8 and below is: 96.2 ( 74 Students)
Average score with unknown grade: 73.4 ( 45 Students)
AIME qualifying score = 119.0 or better
Number of AIME qualifers 43
Number of schools returning results 86
Average school winning score 107.67
American Mathematics Competitions
2003 AMC 12 A Results for Texas
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 3502
Number of unofficial participants: 0
Average score of participants: 80.9
Average score for female students is: 76.9 ( 1325 Students)
Average score for male students is: 83.6 ( 2044 Students)
Average score for unspecified gender is 78.9 ( 133 Students)
Average score for grade 12 is: 82.9 ( 1475 Students)
Average score for grade 11 is: 79.3 ( 1681 Students)
Average score for grade 10 is: 80.6 ( 187 Students)
Average score for grade 9 is: 77.0 ( 92 Students)
Average score for grade 8 and below is: 65.0 ( 3 Students)
Average score with unknown grade: 80.9 ( 64 Students)
AIME qualifying score = 100.0 or better
Number of AIME qualifers 531
Number of schools returning results 98
Average school winning score 111.77
Average school team score 311.69
American Mathematics Competitions
2003 AMC 10 B Results for Texas
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 611
Number of unofficial participants: 144
Average score of participants: 81.7
Average score for female students is: 77.5 ( 264 Students)
Average score for male students is: 85.7 ( 317 Students)
Average score for unspecified gender is 75.7 ( 30 Students)
Average score for grade 10 is: 83.3 ( 324 Students)
Average score for grade 9 is: 79.9 ( 251 Students)
Average score for grade 8 and below is: 81.5 ( 30 Students)
Average score with unknown grade: 67.9 ( 6 Students)
AIME qualifying score = 121.0 or better
Number of AIME qualifers 8
Number of schools returning results 32
Average school winning score 111.91
American Mathematics Competitions
2003 AMC 12 B Results for Texas
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 893
Number of unofficial participants: 152
Average score of participants: 81.7
Average score for female students is: 75.2 ( 342 Students)
Average score for male students is: 85.8 ( 525 Students)
Average score for unspecified gender is 81.9 ( 26 Students)
Average score for grade 12 is: 83.8 ( 314 Students)
Average score for grade 11 is: 79.3 ( 420 Students)
Average score for grade 10 is: 88.1 ( 55 Students)
Average score for grade 9 is: 85.4 ( 38 Students)
Average score for grade 8 and below is: 78.0 ( 53 Students)
Average score with unknown grade: 83.0 ( 13 Students)
AIME qualifying score = 100.0 or better
Number of AIME qualifers 148
Number of schools returning results 43
Average school winning score 112.27
Average school team score 296.17
2003 AMC Contest Score Distributions
-----------------------------------------------
score 12 A 12 B 10 A 10 B
-----------------------------------------------
150.0 0 1 1 0
149.5 0 0 0 0
149.0 0 0 0 0
148.5 0 0 0 0
148.0 0 0 0 0
147.5 0 0 0 0
147.0 0 0 0 0
146.5 0 0 1 1
146.0 0 0 0 0
145.5 0 0 0 0
145.0 0 0 0 0
144.5 0 0 0 0
144.0 3 1 2 0
143.5 0 0 0 0
143.0 0 1 0 0
142.5 0 0 0 0
142.0 0 0 0 0
141.5 0 0 0 0
141.0 0 0 0 0
140.5 1 2 2 0
140.0 0 0 0 0
139.5 0 0 0 0
139.0 0 0 0 0
138.5 0 0 0 0
138.0 2 1 0 0
137.5 0 0 0 0
137.0 3 0 2 1
136.5 0 0 0 0
136.0 0 0 1 0
135.5 0 0 0 0
135.0 0 0 0 0
134.5 0 3 3 1
134.0 0 0 0 0
133.5 0 2 0 0
133.0 0 0 0 0
132.5 0 0 0 0
132.0 0 1 0 0
131.5 0 0 0 0
131.0 3 1 3 1
130.5 0 0 0 0
130.0 3 1 1 0
129.5 0 0 0 0
129.0 1 3 0 0
128.5 0 0 1 2
128.0 0 0 0 0
127.5 0 2 3 0
127.0 0 0 0 0
126.5 2 0 1 0
126.0 0 0 0 0
125.5 1 1 1 0
125.0 6 0 1 0
124.5 0 0 0 0
124.0 5 2 2 1
123.5 0 0 0 0
123.0 6 2 1 1
122.5 0 0 1 0
122.0 6 0 1 0
121.5 3 4 5 0
121.0 0 0 0 0
120.5 3 1 2 4
120.0 0 0 1 0
119.5 8 3 6 2
119.0 1 0 1 1
118.5 7 1 4 0
118.0 2 3 8 0
117.5 0 0 0 0
117.0 5 2 5 4
116.5 0 0 4 1
116.0 8 5 4 1
115.5 2 0 2 1
115.0 16 3 0 4
114.5 8 2 9 1
114.0 2 0 1 0
113.5 9 7 8 4
113.0 2 0 1 0
112.5 17 4 8 3
112.0 3 0 11 1
111.5 13 3 2 1
111.0 10 3 9 2
110.5 1 0 0 0
110.0 17 10 8 2
109.5 2 0 3 1
109.0 25 6 4 1
108.5 4 1 8 2
108.0 24 4 5 2
107.5 18 4 13 5
107.0 2 0 0 0
106.5 32 5 15 1
106.0 4 1 3 0
105.5 27 7 4 7
105.0 6 3 9 2
104.5 12 3 1 1
104.0 23 10 16 4
103.5 2 0 3 1
103.0 33 6 15 5
102.5 8 1 7 1
102.0 46 6 13 5
101.5 16 3 17 4
101.0 27 7 3 4
100.5 31 6 24 6
100.0 4 0 2 1
99.5 50 14 13 8
99.0 10 1 11 5
98.5 36 15 9 9
98.0 25 5 17 2
97.5 9 2 4 2
97.0 52 7 20 4
96.5 7 0 7 5
96.0 46 10 16 8
95.5 21 1 15 3
95.0 43 12 8 5
94.5 41 3 24 12
94.0 6 4 6 2
93.5 41 10 14 9
93.0 8 1 10 1
92.5 50 11 19 5
92.0 19 3 18 3
91.5 17 8 10 7
91.0 23 5 30 7
90.5 8 1 9 6
90.0 71 14 40 12
89.5 12 4 20 3
89.0 65 25 16 7
88.5 23 5 27 7
88.0 13 4 8 8
87.5 40 12 26 10
87.0 14 3 11 9
86.5 57 15 26 13
86.0 13 4 19 3
85.5 38 7 19 5
85.0 36 11 23 8
84.5 17 6 16 3
84.0 53 14 33 9
83.5 17 4 12 3
83.0 69 13 26 9
82.5 33 1 30 5
82.0 35 9 13 7
81.5 40 11 29 7
81.0 23 10 22 5
80.5 60 11 33 11
80.0 21 1 24 7
79.5 39 15 30 4
79.0 27 4 25 8
78.5 32 10 19 9
78.0 53 15 27 7
77.5 20 10 22 3
77.0 77 12 32 8
76.5 22 3 27 5
76.0 37 15 25 9
75.5 42 8 34 3
75.0 41 13 23 7
74.5 63 18 46 12
74.0 14 3 31 5
73.5 30 16 24 5
73.0 30 6 34 0
72.5 35 9 22 2
72.0 41 6 36 8
71.5 30 6 15 4
71.0 55 15 32 2
70.5 33 8 27 3
70.0 33 5 29 8
69.5 24 7 37 4
69.0 25 9 37 4
68.5 40 9 33 4
68.0 32 14 19 4
67.5 25 14 31 2
67.0 32 3 20 3
66.5 40 8 18 7
66.0 36 8 26 3
65.5 33 11 20 6
65.0 39 11 37 3
64.5 19 6 31 3
64.0 26 7 25 3
63.5 34 5 21 5
63.0 18 7 12 1
62.5 42 10 35 6
62.0 24 6 20 2
61.5 14 4 34 1
61.0 19 5 23 4
60.5 23 8 33 5
60.0 33 7 32 3
59.5 19 4 17 4
59.0 24 3 24 3
58.5 22 4 25 3
58.0 11 4 11 2
57.5 22 4 11 2
57.0 16 2 14 2
56.5 13 6 16 4
56.0 8 3 19 0
55.5 13 5 17 2
55.0 10 4 15 2
54.5 9 0 11 3
54.0 18 2 13 4
53.5 8 2 8 3
53.0 10 5 19 2
52.5 7 2 12 3
52.0 6 2 25 0
51.5 9 4 9 1
51.0 9 1 5 1
50.5 6 2 12 1
50.0 7 2 6 0
49.5 14 2 10 2
49.0 3 1 10 3
48.5 9 0 5 0
48.0 14 5 21 4
47.5 6 0 9 1
47.0 6 2 11 0
46.5 6 0 10 0
46.0 4 1 6 1
45.5 2 0 6 2
45.0 2 0 5 0
44.5 7 0 12 1
44.0 2 1 5 2
43.5 3 0 3 0
43.0 3 0 4 1
42.5 2 1 2 3
42.0 10 3 13 3
41.5 4 0 4 0
41.0 0 1 3 0
40.5 3 0 6 0
40.0 1 0 2 0
39.5 0 0 4 0
39.0 5 1 2 0
38.5 0 0 4 1
38.0 3 2 4 0
37.5 2 1 1 0
37.0 1 0 3 2
36.5 0 0 1 0
36.0 4 5 9 3
35.5 1 1 3 0
35.0 0 0 0 1
34.5 0 0 1 0
34.0 1 0 3 0
33.5 1 0 0 0
33.0 2 0 2 0
32.5 0 0 3 0
32.0 0 0 2 1
31.5 0 0 0 1
31.0 0 0 0 0
30.5 1 1 0 0
30.0 6 2 9 4
29.5 1 0 1 0
29.0 1 1 0 0
28.5 1 0 1 0
28.0 0 0 0 0
27.5 0 0 1 0
27.0 0 0 0 0
26.5 0 0 0 0
26.0 0 0 2 0
25.5 1 0 1 0
25.0 0 0 0 0
24.5 1 0 0 0
24.0 1 0 2 1
23.5 0 0 0 0
23.0 0 0 0 0
22.5 0 0 0 0
22.0 0 0 0 0
21.5 0 0 0 0
21.0 0 0 0 0
20.5 0 0 0 0
20.0 0 0 0 0
19.5 0 0 0 0
19.0 0 0 0 0
18.5 0 0 0 0
18.0 1 0 1 0
17.5 0 0 0 0
17.0 0 0 0 0
16.5 0 0 0 0
16.0 0 0 0 0
15.5 0 0 0 0
15.0 0 0 0 0
14.5 0 0 0 0
14.0 0 0 0 0
13.5 0 0 0 0
13.0 0 0 0 0
12.5 0 0 0 0
12.0 0 0 1 0
11.5 0 0 0 0
11.0 0 0 0 0
10.5 0 0 0 0
10.0 0 0 0 0
9.5 0 0 0 0
9.0 0 0 0 0
8.5 1 0 0 0
8.0 0 0 0 0
7.5 0 0 0 0
7.0 0 0 0 0
6.5 0 0 0 0
6.0 0 0 0 0
5.5 0 0 0 0
5.0 0 0 0 0
4.5 0 0 0 0
4.0 0 0 0 0
3.5 0 0 0 0
3.0 0 0 0 0
2.5 0 0 0 0
2.0 0 0 0 0
1.5 0 0 0 0
1.0 0 0 0 0
0.5 0 0 0 0
0 0 0 0
American Mathematics Competitions
2003 AMC 10 A Results for Texas
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 0 0 125.0 1 0 100.0 1 1
149.5 0 0 124.5 0 0 99.5 5 6
149.0 0 0 124.0 0 2 99.0 8 3
148.5 0 0 123.5 0 0 98.5 4 5
148.0 0 0 123.0 1 0 98.0 12 4
147.5 0 0 122.5 0 1 97.5 2 2
147.0 0 0 122.0 1 0 97.0 11 9
146.5 1 0 121.5 3 2 96.5 5 2
146.0 0 0 121.0 0 0 96.0 10 6
145.5 0 0 120.5 2 0 95.5 12 2
145.0 0 0 120.0 1 0 95.0 2 5
144.5 0 0 119.5 4 2 94.5 14 10
144.0 2 0 119.0 1 0 94.0 5 1
143.5 0 0 118.5 3 1 93.5 11 1
143.0 0 0 118.0 6 1 93.0 8 2
142.5 0 0 117.5 0 0 92.5 8 9
142.0 0 0 117.0 5 0 92.0 13 5
141.5 0 0 116.5 3 0 91.5 4 5
141.0 0 0 116.0 3 1 91.0 14 12
140.5 2 0 115.5 2 0 90.5 5 4
140.0 0 0 115.0 0 0 90.0 21 16
139.5 0 0 114.5 7 2 89.5 9 10
139.0 0 0 114.0 1 0 89.0 5 9
138.5 0 0 113.5 6 1 88.5 17 7
138.0 0 0 113.0 1 0 88.0 1 6
137.5 0 0 112.5 7 1 87.5 14 11
137.0 2 0 112.0 4 7 87.0 5 5
136.5 0 0 111.5 1 1 86.5 18 8
136.0 0 1 111.0 5 4 86.0 10 9
135.5 0 0 110.5 0 0 85.5 8 11
135.0 0 0 110.0 5 3 85.0 10 10
134.5 2 1 109.5 3 0 84.5 10 4
134.0 0 0 109.0 2 1 84.0 19 14
133.5 0 0 108.5 7 1 83.5 8 4
133.0 0 0 108.0 3 1 83.0 10 14
132.5 0 0 107.5 9 3 82.5 20 10
132.0 0 0 107.0 0 0 82.0 9 3
131.5 0 0 106.5 13 2 81.5 11 15
131.0 3 0 106.0 1 2 81.0 5 16
130.5 0 0 105.5 3 1 80.5 17 12
130.0 1 0 105.0 5 2 80.0 11 12
129.5 0 0 104.5 1 0 79.5 15 14
129.0 0 0 104.0 13 3 79.0 19 5
128.5 1 0 103.5 3 0 78.5 9 9
128.0 0 0 103.0 10 4 78.0 8 16
127.5 3 0 102.5 5 2 77.5 15 7
127.0 0 0 102.0 12 1 77.0 17 15
126.5 1 0 101.5 9 7 76.5 14 12
126.0 0 0 101.0 1 2 76.0 12 11
125.5 1 0 100.5 14 7 75.5 20 12
American Mathematics Competitions
2003 AMC 10 A Results for Texas
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 11 11 50.0 3 3 25.0 0 0
74.5 24 18 49.5 5 4 24.5 0 0
74.0 18 11 49.0 5 4 24.0 2 0
73.5 6 17 48.5 2 3 23.5 0 0
73.0 19 12 48.0 11 9 23.0 0 0
72.5 11 9 47.5 6 3 22.5 0 0
72.0 17 16 47.0 3 8 22.0 0 0
71.5 9 5 46.5 6 4 21.5 0 0
71.0 12 18 46.0 1 5 21.0 0 0
70.5 14 12 45.5 1 5 20.5 0 0
70.0 12 13 45.0 3 2 20.0 0 0
69.5 20 15 44.5 3 9 19.5 0 0
69.0 18 16 44.0 2 2 19.0 0 0
68.5 20 13 43.5 1 2 18.5 0 0
68.0 7 12 43.0 3 1 18.0 1 0
67.5 14 17 42.5 0 2 17.5 0 0
67.0 11 8 42.0 7 5 17.0 0 0
66.5 16 1 41.5 2 2 16.5 0 0
66.0 15 10 41.0 2 1 16.0 0 0
65.5 7 10 40.5 4 2 15.5 0 0
65.0 17 14 40.0 1 0 15.0 0 0
64.5 15 13 39.5 3 0 14.5 0 0
64.0 12 11 39.0 0 2 14.0 0 0
63.5 10 10 38.5 2 1 13.5 0 0
63.0 6 6 38.0 2 2 13.0 0 0
62.5 24 11 37.5 0 1 12.5 0 0
62.0 8 10 37.0 1 2 12.0 0 1
61.5 14 19 36.5 0 0 11.5 0 0
61.0 14 9 36.0 7 2 11.0 0 0
60.5 11 21 35.5 0 3 10.5 0 0
60.0 17 14 35.0 0 0 10.0 0 0
59.5 8 6 34.5 0 1 9.5 0 0
59.0 11 13 34.0 0 3 9.0 0 0
58.5 10 15 33.5 0 0 8.5 0 0
58.0 3 8 33.0 2 0 8.0 0 0
57.5 6 4 32.5 1 2 7.5 0 0
57.0 6 8 32.0 1 0 7.0 0 0
56.5 5 11 31.5 0 0 6.5 0 0
56.0 10 9 31.0 0 0 6.0 0 0
55.5 7 9 30.5 0 0 5.5 0 0
55.0 7 8 30.0 6 3 5.0 0 0
54.5 6 4 29.5 0 1 4.5 0 0
54.0 6 5 29.0 0 0 4.0 0 0
53.5 1 7 28.5 0 1 3.5 0 0
53.0 9 10 28.0 0 0 3.0 0 0
52.5 8 4 27.5 1 0 2.5 0 0
52.0 15 8 27.0 0 0 2.0 0 0
51.5 6 3 26.5 0 0 1.5 0 0
51.0 3 1 26.0 2 0 1.0 0 0
50.5 6 6 25.5 0 1 0.5 0 0
0.0 0 0
American Mathematics Competitions
2003 AMC 10 A Results for Texas
SCORE DISTRIBUTION
score -----------grade-----------
5 6 7 8 9 10 unknown
---------------------------
150.0 0 0 0 0 0 0 1
149.5 0 0 0 0 0 0 0
149.0 0 0 0 0 0 0 0
148.5 0 0 0 0 0 0 0
148.0 0 0 0 0 0 0 0
147.5 0 0 0 0 0 0 0
147.0 0 0 0 0 0 0 0
146.5 0 0 0 0 0 1 0
146.0 0 0 0 0 0 0 0
145.5 0 0 0 0 0 0 0
145.0 0 0 0 0 0 0 0
144.5 0 0 0 0 0 0 0
144.0 0 0 0 0 0 2 0
143.5 0 0 0 0 0 0 0
143.0 0 0 0 0 0 0 0
142.5 0 0 0 0 0 0 0
142.0 0 0 0 0 0 0 0
141.5 0 0 0 0 0 0 0
141.0 0 0 0 0 0 0 0
140.5 0 0 0 0 1 1 0
140.0 0 0 0 0 0 0 0
139.5 0 0 0 0 0 0 0
139.0 0 0 0 0 0 0 0
138.5 0 0 0 0 0 0 0
138.0 0 0 0 0 0 0 0
137.5 0 0 0 0 0 0 0
137.0 0 0 0 0 2 0 0
136.5 0 0 0 0 0 0 0
136.0 0 0 0 0 0 1 0
135.5 0 0 0 0 0 0 0
135.0 0 0 0 0 0 0 0
134.5 0 0 0 1 2 0 0
134.0 0 0 0 0 0 0 0
133.5 0 0 0 0 0 0 0
133.0 0 0 0 0 0 0 0
132.5 0 0 0 0 0 0 0
132.0 0 0 0 0 0 0 0
131.5 0 0 0 0 0 0 0
131.0 0 0 0 2 1 0 0
130.5 0 0 0 0 0 0 0
130.0 0 0 0 1 0 0 0
129.5 0 0 0 0 0 0 0
129.0 0 0 0 0 0 0 0
128.5 0 0 0 0 0 1 0
128.0 0 0 0 0 0 0 0
127.5 0 0 0 0 2 1 0
127.0 0 0 0 0 0 0 0
126.5 0 0 0 1 0 0 0
126.0 0 0 0 0 0 0 0
125.5 0 0 0 0 1 0 0
125.0 0 0 0 0 1 0 0
124.5 0 0 0 0 0 0 0
124.0 0 0 0 0 0 2 0
123.5 0 0 0 0 0 0 0
123.0 0 0 0 1 0 0 0
122.5 0 0 0 1 0 0 0
122.0 0 0 0 0 0 1 0
121.5 0 0 0 1 3 1 0
121.0 0 0 0 0 0 0 0
120.5 0 0 1 1 0 0 0
120.0 0 0 0 0 0 1 0
119.5 0 0 0 1 2 3 0
119.0 0 0 0 0 0 1 0
118.5 0 0 0 1 2 1 0
118.0 0 0 0 1 2 5 0
117.5 0 0 0 0 0 0 0
117.0 0 0 0 4 0 1 0
116.5 0 0 0 1 1 2 0
116.0 0 0 0 0 2 2 0
115.5 0 0 0 1 0 1 0
115.0 0 0 0 0 0 0 0
114.5 0 0 0 2 4 3 0
114.0 0 0 0 0 0 1 0
113.5 0 0 0 1 1 6 0
113.0 0 0 0 0 1 0 0
112.5 0 0 0 1 5 2 0
112.0 0 0 0 1 1 9 0
111.5 0 0 0 0 2 0 0
111.0 0 0 0 0 1 8 0
110.5 0 0 0 0 0 0 0
110.0 0 0 0 0 5 3 0
109.5 0 0 0 0 2 1 0
109.0 0 0 0 0 2 2 0
108.5 0 0 0 0 4 4 0
108.0 0 0 0 2 1 2 0
107.5 0 0 1 0 4 8 0
107.0 0 0 0 0 0 0 0
106.5 0 0 0 0 3 12 0
106.0 0 0 0 0 1 2 0
105.5 0 0 0 0 3 1 0
105.0 0 0 0 0 2 6 1
104.5 0 0 0 0 0 1 0
104.0 0 0 0 1 5 10 0
103.5 0 0 0 0 2 1 0
103.0 0 0 0 2 7 6 0
102.5 0 0 0 0 4 3 0
102.0 0 0 1 2 4 6 0
101.5 0 0 0 1 6 10 0
101.0 0 0 0 1 1 1 0
100.5 0 0 0 1 9 12 2
100.0 0 0 0 0 0 2 0
99.5 0 0 0 0 5 8 0
99.0 0 0 0 0 7 4 0
98.5 0 0 0 0 4 5 0
98.0 0 0 0 0 6 11 0
97.5 0 0 0 0 1 3 0
97.0 0 0 0 2 5 13 0
96.5 0 0 1 0 3 3 0
96.0 0 0 0 1 3 12 0
95.5 0 0 0 0 3 12 0
95.0 0 0 0 0 3 4 1
94.5 0 0 0 0 6 18 0
94.0 0 0 0 0 4 2 0
93.5 0 0 0 1 6 6 1
93.0 0 0 0 0 4 6 0
92.5 0 0 0 1 8 10 0
92.0 0 0 1 1 4 12 0
91.5 0 0 0 0 5 5 0
91.0 0 0 0 1 13 16 0
90.5 0 0 0 1 3 5 0
90.0 0 0 0 1 7 30 2
89.5 0 0 1 1 3 14 1
89.0 0 0 0 0 9 7 0
88.5 0 0 0 1 10 16 0
88.0 0 0 0 1 3 4 0
87.5 0 0 0 0 7 19 0
87.0 0 0 0 0 3 7 1
86.5 0 0 0 0 8 18 0
86.0 0 0 0 0 7 12 0
85.5 0 0 0 0 8 11 0
85.0 0 0 0 1 9 13 0
84.5 0 0 0 0 9 7 0
84.0 0 0 1 1 11 20 0
83.5 0 0 0 0 5 6 1
83.0 0 0 0 2 11 13 0
82.5 0 0 0 0 15 15 0
82.0 0 0 0 0 5 6 2
81.5 0 0 0 1 10 18 0
81.0 0 0 0 0 9 13 0
80.5 0 0 0 0 14 17 2
80.0 0 0 0 0 7 17 0
79.5 0 0 1 1 13 15 0
79.0 0 0 0 0 14 11 0
78.5 0 0 0 0 6 13 0
78.0 0 0 0 0 8 19 0
77.5 0 0 0 0 13 8 1
77.0 0 0 0 0 13 19 0
76.5 0 0 0 1 15 11 0
76.0 0 0 0 0 10 14 1
75.5 0 0 0 0 17 17 0
75.0 0 0 0 0 6 17 0
74.5 0 0 0 1 19 24 2
74.0 0 0 0 0 16 15 0
73.5 0 0 0 0 11 12 1
73.0 0 1 0 1 18 12 2
72.5 0 0 0 0 11 11 0
72.0 0 0 0 1 12 23 0
71.5 0 0 0 0 5 9 1
71.0 0 0 0 1 11 19 1
70.5 0 0 0 0 13 13 1
70.0 0 0 0 0 20 9 0
69.5 0 0 1 0 15 20 1
69.0 0 0 0 0 16 21 0
68.5 0 0 0 1 9 23 0
68.0 0 0 0 0 11 8 0
67.5 0 0 0 0 16 14 1
67.0 0 0 0 0 8 11 1
66.5 0 0 0 0 11 7 0
66.0 0 0 0 0 10 15 1
65.5 0 0 0 0 7 12 1
65.0 0 0 0 0 20 15 2
64.5 0 0 0 0 16 15 0
64.0 0 0 0 0 14 11 0
63.5 0 0 0 0 6 15 0
63.0 0 0 0 0 8 4 0
62.5 0 0 0 0 16 19 0
62.0 0 0 0 0 8 12 0
61.5 0 0 0 0 13 21 0
61.0 0 0 0 2 8 13 0
60.5 0 0 0 0 18 15 0
60.0 0 0 0 1 18 12 1
59.5 0 0 0 0 6 9 2
59.0 0 0 0 0 13 11 0
58.5 0 0 0 0 7 16 2
58.0 0 0 0 0 7 4 0
57.5 0 0 0 0 7 4 0
57.0 0 0 0 0 5 8 1
56.5 0 0 0 0 6 10 0
56.0 0 0 0 0 6 12 1
55.5 0 0 0 0 4 13 0
55.0 0 0 0 0 4 11 0
54.5 0 0 0 0 2 9 0
54.0 0 0 0 0 8 5 0
53.5 0 0 0 0 2 5 1
53.0 0 0 0 0 8 11 0
52.5 0 0 0 0 5 7 0
52.0 0 0 0 0 12 11 2
51.5 0 0 0 1 3 5 0
51.0 0 0 0 0 2 3 0
50.5 0 0 0 0 8 4 0
50.0 0 0 0 0 5 1 0
49.5 0 0 0 0 5 5 0
49.0 0 0 0 0 5 5 0
48.5 0 0 0 0 4 1 0
48.0 0 1 0 0 10 10 0
47.5 0 0 0 0 4 5 0
47.0 0 0 0 0 5 6 0
46.5 0 0 0 0 4 6 0
46.0 0 0 0 0 3 3 0
45.5 0 0 0 0 1 5 0
45.0 0 0 0 0 2 3 0
44.5 0 1 0 0 8 3 0
44.0 0 0 0 0 2 2 1
43.5 0 0 0 0 1 2 0
43.0 0 0 0 0 3 1 0
42.5 0 0 0 0 2 0 0
42.0 0 0 1 0 9 2 1
41.5 0 0 0 0 2 2 0
41.0 0 0 0 0 1 2 0
40.5 0 0 0 0 4 2 0
40.0 0 0 0 0 1 1 0
39.5 0 0 0 0 2 2 0
39.0 0 0 0 0 2 0 0
38.5 0 0 0 0 0 3 1
38.0 0 0 0 0 0 4 0
37.5 0 0 0 0 0 1 0
37.0 0 0 0 0 1 2 0
36.5 0 0 0 0 1 0 0
36.0 0 0 0 0 7 2 0
35.5 0 0 0 0 0 3 0
35.0 0 0 0 0 0 0 0
34.5 0 0 0 0 1 0 0
34.0 0 0 0 0 0 3 0
33.5 0 0 0 0 0 0 0
33.0 0 0 0 0 1 1 0
32.5 0 0 0 0 1 2 0
32.0 0 0 0 0 2 0 0
31.5 0 0 0 0 0 0 0
31.0 0 0 0 0 0 0 0
30.5 0 0 0 0 0 0 0
30.0 0 0 0 0 3 6 0
29.5 0 0 0 0 0 1 0
29.0 0 0 0 0 0 0 0
28.5 0 0 0 0 0 1 0
28.0 0 0 0 0 0 0 0
27.5 0 0 0 0 0 1 0
27.0 0 0 0 0 0 0 0
26.5 0 0 0 0 0 0 0
26.0 0 0 0 0 1 1 0
25.5 0 0 0 0 0 1 0
25.0 0 0 0 0 0 0 0
24.5 0 0 0 0 0 0 0
24.0 0 0 0 0 0 2 0
23.5 0 0 0 0 0 0 0
23.0 0 0 0 0 0 0 0
22.5 0 0 0 0 0 0 0
22.0 0 0 0 0 0 0 0
21.5 0 0 0 0 0 0 0
21.0 0 0 0 0 0 0 0
20.5 0 0 0 0 0 0 0
20.0 0 0 0 0 0 0 0
19.5 0 0 0 0 0 0 0
19.0 0 0 0 0 0 0 0
18.5 0 0 0 0 0 0 0
18.0 0 0 0 0 1 0 0
17.5 0 0 0 0 0 0 0
17.0 0 0 0 0 0 0 0
16.5 0 0 0 0 0 0 0
16.0 0 0 0 0 0 0 0
15.5 0 0 0 0 0 0 0
15.0 0 0 0 0 0 0 0
14.5 0 0 0 0 0 0 0
14.0 0 0 0 0 0 0 0
13.5 0 0 0 0 0 0 0
13.0 0 0 0 0 0 0 0
12.5 0 0 0 0 0 0 0
12.0 0 0 0 0 1 0 0
11.5 0 0 0 0 0 0 0
11.0 0 0 0 0 0 0 0
10.5 0 0 0 0 0 0 0
10.0 0 0 0 0 0 0 0
9.5 0 0 0 0 0 0 0
9.0 0 0 0 0 0 0 0
8.5 0 0 0 0 0 0 0
8.0 0 0 0 0 0 0 0
7.5 0 0 0 0 0 0 0
7.0 0 0 0 0 0 0 0
6.5 0 0 0 0 0 0 0
6.0 0 0 0 0 0 0 0
5.5 0 0 0 0 0 0 0
5.0 0 0 0 0 0 0 0
4.5 0 0 0 0 0 0 0
4.0 0 0 0 0 0 0 0
3.5 0 0 0 0 0 0 0
3.0 0 0 0 0 0 0 0
2.5 0 0 0 0 0 0 0
2.0 0 0 0 0 0 0 0
1.5 0 0 0 0 0 0 0
1.0 0 0 0 0 0 0 0
0.5 0 0 0 0 0 0 0
0 0 0 0 0 0 0
American Mathematics Competitions
2003 AMC 10 A Results for Texas
Analysis
Table of Item Difficulty for the 2003
American High School Mathematics Examination
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 0.53 2.14 0.73 4.25* 0.45 1.90 0.00
2 0.06 8.55* 0.14 0.94 0.03 0.29 0.00
3 0.41 2.27 0.45 4.13* 0.29 2.46 0.00
4 4.76* 0.14 0.26 3.15 0.10 1.60 0.00
5 0.76 6.25* 0.16 0.08 0.10 2.65 0.00
6 1.45 1.63 2.62* 0.58 0.87 2.84 0.00
7 1.50 2.21* 1.01 1.97 0.35 2.96 0.00
8 1.28 0.45 0.28 0.27 6.52* 1.22 0.00
9 2.26* 0.48 1.49 1.88 0.09 3.81 0.00
10 0.56 0.48 0.64 1.24 4.20* 2.88 0.00
11 0.20 0.17 0.15 0.20 6.69* 2.59 0.00
12 2.74* 2.65 0.21 0.95 0.73 2.72 0.00
13 6.09* 0.27 0.26 0.16 0.06 3.16 0.00
14 1.70* 1.12 0.41 0.91 1.22 4.63 0.00
15 0.79 1.57 4.12* 0.53 0.54 2.45 0.00
16 0.81 0.86 2.86* 0.18 0.50 4.79 0.00
17 0.37 0.86* 0.22 0.26 0.28 8.00 0.00
18 0.47 0.53* 0.18 0.53 0.61 7.69 0.00
19 0.25 0.26 0.52* 0.11 0.23 8.64 0.00
20 0.36 0.19 0.24 0.31 0.55* 8.35 0.00
21 0.42 0.38 1.03 1.47* 2.41 4.28 0.00
22 0.67 1.89* 0.45 0.20 0.08 6.71 0.00
23 0.24 0.21 0.79* 0.38 0.48 7.89 0.00
24 0.15 0.29 0.50 0.49 4.39* 4.18 0.00
25 0.17 0.42* 0.24 0.18 0.17 8.82 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked in the same column
American Mathematics Competitions
2003 AMC 12 A Results for Texas
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 0 0 125.0 6 0 100.0 3 0
149.5 0 0 124.5 0 0 99.5 35 14
149.0 0 0 124.0 5 0 99.0 6 4
148.5 0 0 123.5 0 0 98.5 19 15
148.0 0 0 123.0 3 2 98.0 19 5
147.5 0 0 122.5 0 0 97.5 4 5
147.0 0 0 122.0 6 0 97.0 32 18
146.5 0 0 121.5 3 0 96.5 7 0
146.0 0 0 121.0 0 0 96.0 34 11
145.5 0 0 120.5 2 1 95.5 14 5
145.0 0 0 120.0 0 0 95.0 29 14
144.5 0 0 119.5 5 3 94.5 29 12
144.0 3 0 119.0 1 0 94.0 3 3
143.5 0 0 118.5 4 3 93.5 31 8
143.0 0 0 118.0 2 0 93.0 7 0
142.5 0 0 117.5 0 0 92.5 26 20
142.0 0 0 117.0 3 2 92.0 13 6
141.5 0 0 116.5 0 0 91.5 9 8
141.0 0 0 116.0 5 3 91.0 16 5
140.5 1 0 115.5 2 0 90.5 6 2
140.0 0 0 115.0 12 4 90.0 43 25
139.5 0 0 114.5 8 0 89.5 10 2
139.0 0 0 114.0 2 0 89.0 38 26
138.5 0 0 113.5 7 2 88.5 18 5
138.0 2 0 113.0 2 0 88.0 6 6
137.5 0 0 112.5 12 5 87.5 28 10
137.0 3 0 112.0 3 0 87.0 9 5
136.5 0 0 111.5 9 2 86.5 34 22
136.0 0 0 111.0 8 2 86.0 5 6
135.5 0 0 110.5 1 0 85.5 24 13
135.0 0 0 110.0 15 1 85.0 24 11
134.5 0 0 109.5 2 0 84.5 9 8
134.0 0 0 109.0 17 7 84.0 33 17
133.5 0 0 108.5 3 1 83.5 8 9
133.0 0 0 108.0 21 3 83.0 40 23
132.5 0 0 107.5 13 5 82.5 20 11
132.0 0 0 107.0 2 0 82.0 20 14
131.5 0 0 106.5 25 7 81.5 29 10
131.0 2 1 106.0 4 0 81.0 11 9
130.5 0 0 105.5 21 5 80.5 26 32
130.0 3 0 105.0 4 2 80.0 8 13
129.5 0 0 104.5 7 5 79.5 23 15
129.0 0 1 104.0 17 5 79.0 16 10
128.5 0 0 103.5 2 0 78.5 18 13
128.0 0 0 103.0 23 8 78.0 30 22
127.5 0 0 102.5 6 2 77.5 11 8
127.0 0 0 102.0 31 13 77.0 39 36
126.5 2 0 101.5 11 5 76.5 15 7
126.0 0 0 101.0 13 12 76.0 14 21
125.5 0 1 100.5 22 4 75.5 22 17
American Mathematics Competitions
2003 AMC 12 A Results for Texas
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 20 20 50.0 4 3 25.0 0 0
74.5 40 22 49.5 7 7 24.5 0 1
74.0 6 7 49.0 1 2 24.0 1 0
73.5 15 15 48.5 5 4 23.5 0 0
73.0 15 15 48.0 8 4 23.0 0 0
72.5 14 20 47.5 0 6 22.5 0 0
72.0 26 15 47.0 3 3 22.0 0 0
71.5 14 15 46.5 3 3 21.5 0 0
71.0 29 24 46.0 2 2 21.0 0 0
70.5 22 11 45.5 1 1 20.5 0 0
70.0 15 17 45.0 0 2 20.0 0 0
69.5 12 11 44.5 4 3 19.5 0 0
69.0 14 10 44.0 1 1 19.0 0 0
68.5 19 16 43.5 1 2 18.5 0 0
68.0 20 10 43.0 1 2 18.0 0 1
67.5 17 5 42.5 1 1 17.5 0 0
67.0 11 19 42.0 3 6 17.0 0 0
66.5 19 21 41.5 2 2 16.5 0 0
66.0 20 13 41.0 0 0 16.0 0 0
65.5 18 14 40.5 1 2 15.5 0 0
65.0 17 19 40.0 1 0 15.0 0 0
64.5 9 8 39.5 0 0 14.5 0 0
64.0 12 14 39.0 0 5 14.0 0 0
63.5 12 21 38.5 0 0 13.5 0 0
63.0 6 11 38.0 1 2 13.0 0 0
62.5 17 22 37.5 2 0 12.5 0 0
62.0 12 10 37.0 0 1 12.0 0 0
61.5 8 6 36.5 0 0 11.5 0 0
61.0 12 7 36.0 2 2 11.0 0 0
60.5 10 13 35.5 0 1 10.5 0 0
60.0 16 17 35.0 0 0 10.0 0 0
59.5 11 8 34.5 0 0 9.5 0 0
59.0 10 13 34.0 1 0 9.0 0 0
58.5 9 13 33.5 0 1 8.5 1 0
58.0 6 4 33.0 0 1 8.0 0 0
57.5 9 12 32.5 0 0 7.5 0 0
57.0 12 4 32.0 0 0 7.0 0 0
56.5 9 3 31.5 0 0 6.5 0 0
56.0 5 3 31.0 0 0 6.0 0 0
55.5 6 6 30.5 0 1 5.5 0 0
55.0 8 0 30.0 3 2 5.0 0 0
54.5 4 5 29.5 1 0 4.5 0 0
54.0 8 10 29.0 1 0 4.0 0 0
53.5 5 3 28.5 0 0 3.5 0 0
53.0 4 6 28.0 0 0 3.0 0 0
52.5 3 3 27.5 0 0 2.5 0 0
52.0 3 1 27.0 0 0 2.0 0 0
51.5 6 3 26.5 0 0 1.5 0 0
51.0 6 3 26.0 0 0 1.0 0 0
50.5 2 4 25.5 0 1 0.5 0 0
0.0 0 0
American Mathematics Competitions
2003 AMC 12 A Results for Texas
SCORE DISTRIBUTION
score -----------grade-----------
5 6 7 8 9 10 11 12 13 unknown
---------------------------
150.0 0 0 0 0 0 0 0 0 0 0
149.5 0 0 0 0 0 0 0 0 0 0
149.0 0 0 0 0 0 0 0 0 0 0
148.5 0 0 0 0 0 0 0 0 0 0
148.0 0 0 0 0 0 0 0 0 0 0
147.5 0 0 0 0 0 0 0 0 0 0
147.0 0 0 0 0 0 0 0 0 0 0
146.5 0 0 0 0 0 0 0 0 0 0
146.0 0 0 0 0 0 0 0 0 0 0
145.5 0 0 0 0 0 0 0 0 0 0
145.0 0 0 0 0 0 0 0 0 0 0
144.5 0 0 0 0 0 0 0 0 0 0
144.0 0 0 0 0 0 1 0 2 0 0
143.5 0 0 0 0 0 0 0 0 0 0
143.0 0 0 0 0 0 0 0 0 0 0
142.5 0 0 0 0 0 0 0 0 0 0
142.0 0 0 0 0 0 0 0 0 0 0
141.5 0 0 0 0 0 0 0 0 0 0
141.0 0 0 0 0 0 0 0 0 0 0
140.5 0 0 0 0 0 0 1 0 0 0
140.0 0 0 0 0 0 0 0 0 0 0
139.5 0 0 0 0 0 0 0 0 0 0
139.0 0 0 0 0 0 0 0 0 0 0
138.5 0 0 0 0 0 0 0 0 0 0
138.0 0 0 0 0 0 0 1 1 0 0
137.5 0 0 0 0 0 0 0 0 0 0
137.0 0 0 0 0 1 1 0 1 0 0
136.5 0 0 0 0 0 0 0 0 0 0
136.0 0 0 0 0 0 0 0 0 0 0
135.5 0 0 0 0 0 0 0 0 0 0
135.0 0 0 0 0 0 0 0 0 0 0
134.5 0 0 0 0 0 0 0 0 0 0
134.0 0 0 0 0 0 0 0 0 0 0
133.5 0 0 0 0 0 0 0 0 0 0
133.0 0 0 0 0 0 0 0 0 0 0
132.5 0 0 0 0 0 0 0 0 0 0
132.0 0 0 0 0 0 0 0 0 0 0
131.5 0 0 0 0 0 0 0 0 0 0
131.0 0 0 0 0 0 1 2 0 0 0
130.5 0 0 0 0 0 0 0 0 0 0
130.0 0 0 0 0 0 0 1 2 0 0
129.5 0 0 0 0 0 0 0 0 0 0
129.0 0 0 0 0 1 0 0 0 0 0
128.5 0 0 0 0 0 0 0 0 0 0
128.0 0 0 0 0 0 0 0 0 0 0
127.5 0 0 0 0 0 0 0 0 0 0
127.0 0 0 0 0 0 0 0 0 0 0
126.5 0 0 0 0 0 0 0 2 0 0
126.0 0 0 0 0 0 0 0 0 0 0
125.5 0 0 0 0 0 0 1 0 0 0
125.0 0 0 0 0 0 0 3 3 0 0
124.5 0 0 0 0 0 0 0 0 0 0
124.0 0 0 0 0 0 0 1 4 0 0
123.5 0 0 0 0 0 0 0 0 0 0
123.0 0 0 0 0 0 0 1 5 0 0
122.5 0 0 0 0 0 0 0 0 0 0
122.0 0 0 0 0 0 0 3 3 0 0
121.5 0 0 0 0 0 0 2 1 0 0
121.0 0 0 0 0 0 0 0 0 0 0
120.5 0 0 0 0 0 0 1 2 0 0
120.0 0 0 0 0 0 0 0 0 0 0
119.5 0 0 0 0 0 0 1 7 0 0
119.0 0 0 0 0 0 0 0 1 0 0
118.5 0 0 0 0 0 0 1 6 0 0
118.0 0 0 0 0 0 0 1 1 0 0
117.5 0 0 0 0 0 0 0 0 0 0
117.0 0 0 0 0 0 0 4 1 0 0
116.5 0 0 0 0 0 0 0 0 0 0
116.0 0 0 0 0 0 0 5 3 0 0
115.5 0 0 0 0 0 0 1 1 0 0
115.0 0 0 0 0 0 3 7 6 0 0
114.5 0 0 0 0 0 0 3 5 0 0
114.0 0 0 0 0 0 0 1 1 0 0
113.5 0 0 0 0 0 1 6 2 0 0
113.0 0 0 0 0 0 0 1 1 0 0
112.5 0 0 0 0 0 1 7 9 0 0
112.0 0 0 0 0 0 1 2 0 0 0
111.5 0 0 0 0 0 0 1 11 0 1
111.0 0 0 0 0 0 2 5 3 0 0
110.5 0 0 0 0 0 0 0 1 0 0
110.0 0 0 0 0 0 1 8 7 0 1
109.5 0 0 0 0 0 0 1 1 0 0
109.0 0 0 0 0 1 1 8 15 0 0
108.5 0 0 0 0 0 0 1 3 0 0
108.0 0 0 0 0 1 0 9 14 0 0
107.5 0 0 0 0 1 1 7 9 0 0
107.0 0 0 0 0 0 0 1 1 0 0
106.5 0 0 0 0 1 4 12 15 0 0
106.0 0 0 0 0 0 1 2 1 0 0
105.5 0 0 0 0 0 0 10 16 0 1
105.0 0 0 0 0 0 0 2 4 0 0
104.5 0 0 0 0 0 1 4 7 0 0
104.0 0 0 0 0 0 1 11 11 0 0
103.5 0 0 0 0 0 1 0 1 0 0
103.0 0 0 0 0 1 1 10 20 0 1
102.5 0 0 0 0 0 0 2 6 0 0
102.0 0 0 0 0 1 2 18 23 0 2
101.5 0 0 0 0 0 0 6 9 0 1
101.0 0 0 0 0 1 1 12 11 0 2
100.5 0 0 0 0 0 2 15 12 0 2
100.0 0 0 0 0 0 0 2 2 0 0
99.5 0 0 0 0 2 4 20 24 0 0
99.0 0 0 0 0 0 2 4 4 0 0
98.5 0 0 0 0 0 2 20 13 0 1
98.0 0 0 0 0 1 1 9 14 0 0
97.5 0 0 0 0 0 1 4 4 0 0
97.0 0 0 0 0 1 1 27 21 0 2
96.5 0 0 0 0 0 0 4 3 0 0
96.0 0 0 0 0 0 2 20 23 0 1
95.5 0 0 0 0 0 2 12 6 0 1
95.0 0 0 0 0 0 2 23 18 0 0
94.5 0 0 0 0 0 3 21 17 0 0
94.0 0 0 0 0 0 0 3 3 0 0
93.5 0 0 0 0 0 4 19 16 0 2
93.0 0 0 0 0 0 1 3 3 0 1
92.5 0 0 0 0 2 1 24 23 0 0
92.0 0 0 0 0 0 1 10 8 0 0
91.5 0 0 0 0 1 1 7 8 0 0
91.0 0 0 0 0 0 1 10 11 0 1
90.5 0 0 0 0 0 0 4 4 0 0
90.0 0 0 0 0 1 3 34 30 0 3
89.5 0 0 0 0 0 2 4 6 0 0
89.0 0 0 0 0 1 3 25 35 0 1
88.5 0 0 0 0 0 0 14 9 0 0
88.0 0 0 0 0 0 0 9 3 0 1
87.5 0 0 0 0 0 4 15 21 0 0
87.0 0 0 0 0 1 0 6 7 0 0
86.5 0 0 0 0 0 2 31 24 0 0
86.0 0 0 0 0 0 0 8 4 0 1
85.5 0 0 0 0 1 2 20 14 0 1
85.0 0 0 0 0 1 0 22 12 0 1
84.5 0 0 0 0 2 0 7 8 0 0
84.0 0 0 0 0 1 4 29 18 0 1
83.5 0 0 0 0 1 1 5 10 0 0
83.0 0 0 0 0 3 5 29 29 0 3
82.5 0 0 0 0 0 2 15 16 0 0
82.0 0 0 0 0 3 1 14 17 0 0
81.5 0 0 0 0 0 1 19 19 0 1
81.0 0 0 0 0 1 3 8 10 0 1
80.5 0 0 0 1 2 4 24 29 0 0
80.0 0 0 0 0 0 1 15 5 0 0
79.5 0 0 0 0 2 2 18 15 0 2
79.0 0 0 0 0 1 2 12 11 0 1
78.5 0 0 0 0 2 2 15 13 0 0
78.0 0 0 0 0 1 2 22 28 0 0
77.5 0 0 0 0 0 2 12 6 0 0
77.0 0 0 0 1 1 4 35 34 0 2
76.5 0 0 0 0 0 1 8 13 0 0
76.0 0 0 0 0 0 1 20 15 0 1
75.5 0 0 0 0 1 0 29 10 0 2
75.0 0 0 0 0 0 2 29 9 0 1
74.5 0 0 0 0 2 2 25 34 0 0
74.0 0 0 0 0 0 0 9 4 0 1
73.5 0 0 0 0 4 2 15 8 0 1
73.0 0 0 0 0 0 0 15 15 0 0
72.5 0 0 0 0 3 0 9 22 0 1
72.0 0 0 0 0 0 2 27 12 0 0
71.5 0 0 0 0 2 4 13 11 0 0
71.0 0 0 0 0 3 3 30 19 0 0
70.5 0 0 0 0 0 0 20 13 0 0
70.0 0 0 0 0 3 2 16 12 0 0
69.5 0 0 0 0 0 1 11 11 0 1
69.0 0 0 0 0 3 0 11 11 0 0
68.5 0 0 0 0 1 2 18 17 0 2
68.0 0 0 0 0 1 1 22 7 0 1
67.5 0 0 0 0 0 0 14 9 0 2
67.0 0 0 0 0 1 1 17 12 0 1
66.5 0 0 0 0 2 2 25 11 0 0
66.0 0 0 0 0 1 3 20 12 0 0
65.5 0 0 0 0 4 2 17 10 0 0
65.0 0 0 0 0 0 4 8 26 0 1
64.5 0 0 0 0 4 1 6 8 0 0
64.0 0 0 0 0 1 1 14 10 0 0
63.5 0 0 0 0 0 0 21 12 0 1
63.0 0 0 0 0 0 2 9 7 0 0
62.5 0 0 0 0 0 4 26 10 0 2
62.0 0 0 0 0 2 2 9 11 0 0
61.5 0 0 0 0 1 2 5 6 0 0
61.0 0 0 0 0 0 3 8 7 0 1
60.5 0 0 0 0 1 3 16 3 0 0
60.0 0 0 0 0 1 1 18 13 0 0
59.5 0 0 0 0 1 3 7 8 0 0
59.0 0 0 0 0 1 1 13 8 0 1
58.5 0 0 0 0 0 0 14 8 0 0
58.0 0 0 0 0 0 1 7 3 0 0
57.5 0 0 0 0 0 0 14 8 0 0
57.0 0 0 0 0 1 2 10 3 0 0
56.5 0 0 0 0 0 2 7 4 0 0
56.0 0 0 0 0 1 0 5 2 0 0
55.5 0 0 0 0 2 0 5 6 0 0
55.0 0 0 0 0 1 0 3 5 0 1
54.5 0 0 0 0 0 0 4 5 0 0
54.0 0 0 0 0 1 3 9 5 0 0
53.5 0 0 0 0 0 0 5 3 0 0
53.0 0 0 0 0 0 1 6 3 0 0
52.5 0 0 0 0 0 0 2 4 0 1
52.0 0 0 0 0 0 0 3 3 0 0
51.5 0 0 0 0 0 1 6 2 0 0
51.0 0 0 0 0 0 0 5 4 0 0
50.5 0 0 0 0 1 1 1 3 0 0
50.0 0 0 0 0 0 0 4 3 0 0
49.5 0 0 0 0 0 3 6 5 0 0
49.0 0 0 0 0 0 0 1 2 0 0
48.5 0 0 0 0 1 0 5 3 0 0
48.0 0 0 0 0 0 2 5 7 0 0
47.5 0 0 0 0 0 0 5 1 0 0
47.0 0 0 0 0 0 2 1 3 0 0
46.5 0 0 0 0 0 0 4 2 0 0
46.0 0 0 0 0 0 0 2 2 0 0
45.5 0 0 0 0 0 0 2 0 0 0
45.0 0 0 0 0 0 0 2 0 0 0
44.5 0 0 0 0 0 1 5 1 0 0
44.0 0 0 0 0 0 0 0 2 0 0
43.5 0 0 0 0 0 0 3 0 0 0
43.0 0 0 0 0 0 0 3 0 0 0
42.5 0 0 0 0 0 0 2 0 0 0
42.0 0 0 0 0 0 0 4 5 0 1
41.5 0 0 0 0 0 0 3 1 0 0
41.0 0 0 0 0 0 0 0 0 0 0
40.5 0 0 0 0 0 0 1 2 0 0
40.0 0 0 0 0 0 0 0 0 0 1
39.5 0 0 0 0 0 0 0 0 0 0
39.0 0 0 0 0 0 1 2 2 0 0
38.5 0 0 0 0 0 0 0 0 0 0
38.0 0 0 0 0 0 0 2 1 0 0
37.5 0 1 0 0 0 0 1 0 0 0
37.0 0 0 0 0 0 0 1 0 0 0
36.5 0 0 0 0 0 0 0 0 0 0
36.0 0 0 0 0 0 0 2 2 0 0
35.5 0 0 0 0 0 0 1 0 0 0
35.0 0 0 0 0 0 0 0 0 0 0
34.5 0 0 0 0 0 0 0 0 0 0
34.0 0 0 0 0 0 0 0 1 0 0
33.5 0 0 0 0 0 0 1 0 0 0
33.0 0 0 0 0 0 0 1 1 0 0
32.5 0 0 0 0 0 0 0 0 0 0
32.0 0 0 0 0 0 0 0 0 0 0
31.5 0 0 0 0 0 0 0 0 0 0
31.0 0 0 0 0 0 0 0 0 0 0
30.5 0 0 0 0 0 0 1 0 0 0
30.0 0 0 0 0 0 0 5 1 0 0
29.5 0 0 0 0 0 0 1 0 0 0
29.0 0 0 0 0 0 0 1 0 0 0
28.5 0 0 0 0 0 0 0 0 0 1
28.0 0 0 0 0 0 0 0 0 0 0
27.5 0 0 0 0 0 0 0 0 0 0
27.0 0 0 0 0 0 0 0 0 0 0
26.5 0 0 0 0 0 0 0 0 0 0
26.0 0 0 0 0 0 0 0 0 0 0
25.5 0 0 0 0 0 0 1 0 0 0
25.0 0 0 0 0 0 0 0 0 0 0
24.5 0 0 0 0 0 0 1 0 0 0
24.0 0 0 0 0 0 0 1 0 0 0
23.5 0 0 0 0 0 0 0 0 0 0
23.0 0 0 0 0 0 0 0 0 0 0
22.5 0 0 0 0 0 0 0 0 0 0
22.0 0 0 0 0 0 0 0 0 0 0
21.5 0 0 0 0 0 0 0 0 0 0
21.0 0 0 0 0 0 0 0 0 0 0
20.5 0 0 0 0 0 0 0 0 0 0
20.0 0 0 0 0 0 0 0 0 0 0
19.5 0 0 0 0 0 0 0 0 0 0
19.0 0 0 0 0 0 0 0 0 0 0
18.5 0 0 0 0 0 0 0 0 0 0
18.0 0 0 0 0 0 0 0 1 0 0
17.5 0 0 0 0 0 0 0 0 0 0
17.0 0 0 0 0 0 0 0 0 0 0
16.5 0 0 0 0 0 0 0 0 0 0
16.0 0 0 0 0 0 0 0 0 0 0
15.5 0 0 0 0 0 0 0 0 0 0
15.0 0 0 0 0 0 0 0 0 0 0
14.5 0 0 0 0 0 0 0 0 0 0
14.0 0 0 0 0 0 0 0 0 0 0
13.5 0 0 0 0 0 0 0 0 0 0
13.0 0 0 0 0 0 0 0 0 0 0
12.5 0 0 0 0 0 0 0 0 0 0
12.0 0 0 0 0 0 0 0 0 0 0
11.5 0 0 0 0 0 0 0 0 0 0
11.0 0 0 0 0 0 0 0 0 0 0
10.5 0 0 0 0 0 0 0 0 0 0
10.0 0 0 0 0 0 0 0 0 0 0
9.5 0 0 0 0 0 0 0 0 0 0
9.0 0 0 0 0 0 0 0 0 0 0
8.5 0 0 0 0 0 0 0 1 0 0
8.0 0 0 0 0 0 0 0 0 0 0
7.5 0 0 0 0 0 0 0 0 0 0
7.0 0 0 0 0 0 0 0 0 0 0
6.5 0 0 0 0 0 0 0 0 0 0
6.0 0 0 0 0 0 0 0 0 0 0
5.5 0 0 0 0 0 0 0 0 0 0
5.0 0 0 0 0 0 0 0 0 0 0
4.5 0 0 0 0 0 0 0 0 0 0
4.0 0 0 0 0 0 0 0 0 0 0
3.5 0 0 0 0 0 0 0 0 0 0
3.0 0 0 0 0 0 0 0 0 0 0
2.5 0 0 0 0 0 0 0 0 0 0
2.0 0 0 0 0 0 0 0 0 0 0
1.5 0 0 0 0 0 0 0 0 0 0
1.0 0 0 0 0 0 0 0 0 0 0
0.5 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0
American Mathematics Competitions
2003 AMC 12 A Results for Texas
Analysis
Table of Item Difficulty for the 2003
American High School Mathematics Examination
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 0.38 1.33 0.47 5.82* 0.37 1.63 0.00
2 0.03 9.13* 0.09 0.50 0.02 0.23 0.00
3 0.29 2.42 0.25 5.69* 0.15 1.19 0.00
4 5.89* 0.12 0.16 3.03 0.05 0.75 0.00
5 0.17 0.07 0.08 0.13 8.34* 1.21 0.00
6 1.05 1.91 4.32* 0.42 0.57 1.73 0.00
7 1.50 2.77* 0.70 1.72 0.32 3.00 0.00
8 0.77 0.21 0.26 0.17 7.89* 0.70 0.00
9 0.27 0.55 1.36 3.51* 0.17 4.14 0.00
10 0.39 0.71 0.35 3.77* 0.14 4.65 0.00
11 0.70 0.61 1.84* 0.39 0.69 5.77 0.00
12 0.08 0.18 0.51 0.36 6.77* 2.10 0.00
13 0.37 0.26 0.58 1.13 5.18* 2.47 0.00
14 0.61 0.41 0.40 5.53* 0.75 2.30 0.01
15 0.31 0.30 1.04* 0.13 0.33 7.89 0.00
16 0.54 0.39 3.82* 0.33 0.96 3.95 0.01
17 0.55 1.11* 0.30 0.57 0.14 7.34 0.00
18 0.09 0.40* 0.21 0.14 0.22 8.94 0.00
19 0.53 0.50 0.99 1.40* 0.43 6.16 0.00
20 0.37* 0.24 0.59 0.80 0.14 7.86 0.00
21 0.77 0.37 0.19 0.61* 1.08 6.97 0.00
22 0.44 0.41 0.28* 0.49 0.15 8.23 0.00
23 0.13 0.30* 0.20 0.11 0.17 9.09 0.00
24 0.11 1.74* 0.57 0.14 0.18 7.25 0.00
25 0.61 0.36 0.13* 0.06 1.23 7.62 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked in the same column
American Mathematics Competitions
2003 AMC 10 B Results for Texas
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 0 0 125.0 0 0 100.0 0 1
149.5 0 0 124.5 0 0 99.5 2 4
149.0 0 0 124.0 0 1 99.0 5 0
148.5 0 0 123.5 0 0 98.5 6 3
148.0 0 0 123.0 1 0 98.0 0 2
147.5 0 0 122.5 0 0 97.5 2 0
147.0 0 0 122.0 0 0 97.0 1 3
146.5 1 0 121.5 0 0 96.5 4 1
146.0 0 0 121.0 0 0 96.0 6 2
145.5 0 0 120.5 2 2 95.5 1 2
145.0 0 0 120.0 0 0 95.0 3 1
144.5 0 0 119.5 2 0 94.5 7 5
144.0 0 0 119.0 1 0 94.0 1 1
143.5 0 0 118.5 0 0 93.5 7 2
143.0 0 0 118.0 0 0 93.0 1 0
142.5 0 0 117.5 0 0 92.5 4 1
142.0 0 0 117.0 3 1 92.0 0 3
141.5 0 0 116.5 1 0 91.5 4 2
141.0 0 0 116.0 1 0 91.0 4 3
140.5 0 0 115.5 1 0 90.5 5 0
140.0 0 0 115.0 3 1 90.0 5 7
139.5 0 0 114.5 0 0 89.5 2 1
139.0 0 0 114.0 0 0 89.0 4 3
138.5 0 0 113.5 3 1 88.5 6 1
138.0 0 0 113.0 0 0 88.0 3 5
137.5 0 0 112.5 3 0 87.5 6 3
137.0 1 0 112.0 0 1 87.0 7 2
136.5 0 0 111.5 1 0 86.5 6 7
136.0 0 0 111.0 1 0 86.0 1 2
135.5 0 0 110.5 0 0 85.5 3 2
135.0 0 0 110.0 2 0 85.0 2 5
134.5 1 0 109.5 1 0 84.5 0 3
134.0 0 0 109.0 1 0 84.0 3 6
133.5 0 0 108.5 2 0 83.5 1 2
133.0 0 0 108.0 2 0 83.0 1 7
132.5 0 0 107.5 5 0 82.5 3 2
132.0 0 0 107.0 0 0 82.0 3 4
131.5 0 0 106.5 1 0 81.5 3 4
131.0 1 0 106.0 0 0 81.0 2 3
130.5 0 0 105.5 2 4 80.5 7 3
130.0 0 0 105.0 2 0 80.0 2 5
129.5 0 0 104.5 1 0 79.5 1 3
129.0 0 0 104.0 1 3 79.0 4 4
128.5 1 1 103.5 1 0 78.5 3 5
128.0 0 0 103.0 4 1 78.0 3 3
127.5 0 0 102.5 1 0 77.5 2 1
127.0 0 0 102.0 4 1 77.0 4 3
126.5 0 0 101.5 4 0 76.5 3 1
126.0 0 0 101.0 4 0 76.0 4 5
125.5 0 0 100.5 5 1 75.5 1 2
American Mathematics Competitions
2003 AMC 10 B Results for Texas
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 4 2 50.0 0 0 25.0 0 0
74.5 6 5 49.5 1 1 24.5 0 0
74.0 2 3 49.0 1 1 24.0 0 1
73.5 3 2 48.5 0 0 23.5 0 0
73.0 0 0 48.0 2 2 23.0 0 0
72.5 0 2 47.5 0 1 22.5 0 0
72.0 6 2 47.0 0 0 22.0 0 0
71.5 2 2 46.5 0 0 21.5 0 0
71.0 1 1 46.0 1 0 21.0 0 0
70.5 1 1 45.5 0 1 20.5 0 0
70.0 4 4 45.0 0 0 20.0 0 0
69.5 1 3 44.5 0 1 19.5 0 0
69.0 1 2 44.0 0 2 19.0 0 0
68.5 2 2 43.5 0 0 18.5 0 0
68.0 3 1 43.0 1 0 18.0 0 0
67.5 1 1 42.5 3 0 17.5 0 0
67.0 2 1 42.0 1 2 17.0 0 0
66.5 3 3 41.5 0 0 16.5 0 0
66.0 3 0 41.0 0 0 16.0 0 0
65.5 1 4 40.5 0 0 15.5 0 0
65.0 1 2 40.0 0 0 15.0 0 0
64.5 1 2 39.5 0 0 14.5 0 0
64.0 0 3 39.0 0 0 14.0 0 0
63.5 2 3 38.5 0 0 13.5 0 0
63.0 0 1 38.0 0 0 13.0 0 0
62.5 4 1 37.5 0 0 12.5 0 0
62.0 1 1 37.0 1 1 12.0 0 0
61.5 0 1 36.5 0 0 11.5 0 0
61.0 1 2 36.0 3 0 11.0 0 0
60.5 1 4 35.5 0 0 10.5 0 0
60.0 2 1 35.0 0 1 10.0 0 0
59.5 1 3 34.5 0 0 9.5 0 0
59.0 1 2 34.0 0 0 9.0 0 0
58.5 0 3 33.5 0 0 8.5 0 0
58.0 1 1 33.0 0 0 8.0 0 0
57.5 2 0 32.5 0 0 7.5 0 0
57.0 1 1 32.0 1 0 7.0 0 0
56.5 1 3 31.5 0 1 6.5 0 0
56.0 0 0 31.0 0 0 6.0 0 0
55.5 0 2 30.5 0 0 5.5 0 0
55.0 1 0 30.0 1 2 5.0 0 0
54.5 0 2 29.5 0 0 4.5 0 0
54.0 1 3 29.0 0 0 4.0 0 0
53.5 2 1 28.5 0 0 3.5 0 0
53.0 0 2 28.0 0 0 3.0 0 0
52.5 0 3 27.5 0 0 2.5 0 0
52.0 0 0 27.0 0 0 2.0 0 0
51.5 1 0 26.5 0 0 1.5 0 0
51.0 1 0 26.0 0 0 1.0 0 0
50.5 0 1 25.5 0 0 0.5 0 0
0.0 0 0
American Mathematics Competitions
2003 AMC 10 B Results for Texas
SCORE DISTRIBUTION
score -----------grade-----------
5 6 7 8 9 10 unknown
---------------------------
150.0 0 0 0 0 0 0 0
149.5 0 0 0 0 0 0 0
149.0 0 0 0 0 0 0 0
148.5 0 0 0 0 0 0 0
148.0 0 0 0 0 0 0 0
147.5 0 0 0 0 0 0 0
147.0 0 0 0 0 0 0 0
146.5 0 0 0 0 1 0 0
146.0 0 0 0 0 0 0 0
145.5 0 0 0 0 0 0 0
145.0 0 0 0 0 0 0 0
144.5 0 0 0 0 0 0 0
144.0 0 0 0 0 0 0 0
143.5 0 0 0 0 0 0 0
143.0 0 0 0 0 0 0 0
142.5 0 0 0 0 0 0 0
142.0 0 0 0 0 0 0 0
141.5 0 0 0 0 0 0 0
141.0 0 0 0 0 0 0 0
140.5 0 0 0 0 0 0 0
140.0 0 0 0 0 0 0 0
139.5 0 0 0 0 0 0 0
139.0 0 0 0 0 0 0 0
138.5 0 0 0 0 0 0 0
138.0 0 0 0 0 0 0 0
137.5 0 0 0 0 0 0 0
137.0 0 0 0 0 1 0 0
136.5 0 0 0 0 0 0 0
136.0 0 0 0 0 0 0 0
135.5 0 0 0 0 0 0 0
135.0 0 0 0 0 0 0 0
134.5 0 0 0 0 1 0 0
134.0 0 0 0 0 0 0 0
133.5 0 0 0 0 0 0 0
133.0 0 0 0 0 0 0 0
132.5 0 0 0 0 0 0 0
132.0 0 0 0 0 0 0 0
131.5 0 0 0 0 0 0 0
131.0 0 0 0 0 0 1 0
130.5 0 0 0 0 0 0 0
130.0 0 0 0 0 0 0 0
129.5 0 0 0 0 0 0 0
129.0 0 0 0 0 0 0 0
128.5 0 0 0 0 1 1 0
128.0 0 0 0 0 0 0 0
127.5 0 0 0 0 0 0 0
127.0 0 0 0 0 0 0 0
126.5 0 0 0 0 0 0 0
126.0 0 0 0 0 0 0 0
125.5 0 0 0 0 0 0 0
125.0 0 0 0 0 0 0 0
124.5 0 0 0 0 0 0 0
124.0 0 0 0 0 1 0 0
123.5 0 0 0 0 0 0 0
123.0 0 0 0 0 1 0 0
122.5 0 0 0 0 0 0 0
122.0 0 0 0 0 0 0 0
121.5 0 0 0 0 0 0 0
121.0 0 0 0 0 0 0 0
120.5 0 0 0 0 3 1 0
120.0 0 0 0 0 0 0 0
119.5 0 0 0 0 0 2 0
119.0 0 0 0 0 1 0 0
118.5 0 0 0 0 0 0 0
118.0 0 0 0 0 0 0 0
117.5 0 0 0 0 0 0 0
117.0 0 0 0 1 1 2 0
116.5 0 0 0 0 1 0 0
116.0 0 0 0 0 1 0 0
115.5 0 0 0 0 0 1 0
115.0 0 0 0 0 3 1 0
114.5 0 0 0 0 0 1 0
114.0 0 0 0 0 0 0 0
113.5 0 0 0 0 1 3 0
113.0 0 0 0 0 0 0 0
112.5 0 0 0 0 2 1 0
112.0 0 0 0 0 0 1 0
111.5 0 0 0 0 1 0 0
111.0 0 0 0 0 0 2 0
110.5 0 0 0 0 0 0 0
110.0 0 0 0 0 1 1 0
109.5 0 0 0 0 1 0 0
109.0 0 0 0 0 0 1 0
108.5 0 0 0 0 0 2 0
108.0 0 0 1 0 1 0 0
107.5 0 0 0 1 0 4 0
107.0 0 0 0 0 0 0 0
106.5 0 0 0 0 0 1 0
106.0 0 0 0 0 0 0 0
105.5 0 0 0 0 3 4 0
105.0 0 0 0 0 1 1 0
104.5 0 0 0 0 0 1 0
104.0 0 0 0 0 0 4 0
103.5 0 0 0 0 0 1 0
103.0 0 0 1 0 1 3 0
102.5 0 0 0 0 0 1 0
102.0 0 0 0 0 2 3 0
101.5 0 0 1 0 1 2 0
101.0 0 0 0 0 2 2 0
100.5 0 0 0 0 3 3 0
100.0 0 0 0 0 1 0 0
99.5 0 0 0 0 1 7 0
99.0 0 0 0 0 2 3 0
98.5 0 0 0 0 4 5 0
98.0 0 0 0 0 1 1 0
97.5 0 0 0 0 1 1 0
97.0 0 0 0 0 0 4 0
96.5 0 0 0 0 2 3 0
96.0 0 0 1 1 3 3 0
95.5 0 0 0 0 2 1 0
95.0 0 0 0 0 2 3 0
94.5 0 0 0 0 2 10 0
94.0 0 0 0 1 0 1 0
93.5 0 0 0 0 4 5 0
93.0 0 0 0 0 0 1 0
92.5 0 0 0 1 0 4 0
92.0 0 0 0 0 2 1 0
91.5 0 0 0 0 6 1 0
91.0 0 0 0 1 1 5 0
90.5 0 0 0 1 5 0 0
90.0 0 0 0 0 4 8 0
89.5 0 0 0 0 0 3 0
89.0 0 0 0 0 1 6 0
88.5 0 0 0 0 4 3 0
88.0 0 0 1 0 0 7 0
87.5 0 0 0 0 1 9 0
87.0 0 0 0 0 4 5 0
86.5 0 0 0 0 6 7 0
86.0 0 0 0 0 1 2 0
85.5 0 0 0 0 3 2 0
85.0 0 0 0 0 6 2 0
84.5 0 0 2 0 1 0 0
84.0 0 0 2 0 3 4 0
83.5 0 0 0 0 1 2 0
83.0 0 0 0 0 5 4 0
82.5 0 0 0 0 0 5 0
82.0 0 0 0 0 4 3 0
81.5 0 0 0 0 2 5 0
81.0 0 0 0 0 1 4 0
80.5 0 0 0 0 4 6 1
80.0 0 1 0 0 3 3 0
79.5 0 0 0 0 1 3 0
79.0 0 0 2 0 1 4 1
78.5 0 0 0 0 4 4 1
78.0 0 0 0 0 3 3 1
77.5 0 0 0 0 3 0 0
77.0 0 0 0 0 6 2 0
76.5 0 0 0 0 3 2 0
76.0 0 1 0 0 6 2 0
75.5 0 0 0 0 1 2 0
75.0 0 0 0 0 3 4 0
74.5 0 0 0 0 2 10 0
74.0 0 0 0 0 2 3 0
73.5 0 0 0 0 0 5 0
73.0 0 0 0 0 0 0 0
72.5 0 0 0 0 0 2 0
72.0 0 0 0 0 6 2 0
71.5 0 0 0 0 2 2 0
71.0 0 0 0 0 2 0 0
70.5 0 0 0 1 2 0 0
70.0 0 1 0 1 1 5 0
69.5 0 0 0 0 0 4 0
69.0 0 0 0 0 2 2 0
68.5 0 0 0 0 0 4 0
68.0 0 0 0 0 2 2 0
67.5 0 0 0 0 2 0 0
67.0 0 0 0 0 2 1 0
66.5 0 0 0 0 4 3 0
66.0 0 0 0 0 1 2 0
65.5 0 0 0 0 3 3 0
65.0 0 0 0 0 1 2 0
64.5 0 0 0 0 1 2 0
64.0 0 0 0 0 1 2 0
63.5 0 0 0 1 3 1 0
63.0 0 0 0 0 1 0 0
62.5 0 1 1 0 2 2 0
62.0 0 0 0 0 1 1 0
61.5 0 0 0 0 0 1 0
61.0 0 0 1 0 0 3 0
60.5 0 0 1 0 1 3 0
60.0 0 0 0 0 1 2 0
59.5 0 0 0 0 1 3 0
59.0 0 0 0 0 1 2 0
58.5 0 0 0 0 3 0 0
58.0 0 0 0 0 1 1 0
57.5 0 0 0 0 2 0 0
57.0 0 0 0 0 1 1 0
56.5 0 0 0 0 2 2 0
56.0 0 0 0 0 0 0 0
55.5 0 0 0 0 1 1 0
55.0 0 0 0 0 2 0 0
54.5 0 1 0 0 1 1 0
54.0 0 0 0 0 3 1 0
53.5 0 0 0 0 2 1 0
53.0 0 0 0 0 0 1 1
52.5 0 0 0 0 2 1 0
52.0 0 0 0 0 0 0 0
51.5 0 0 0 0 0 1 0
51.0 0 0 0 0 1 0 0
50.5 0 0 0 0 0 1 0
50.0 0 0 0 0 0 0 0
49.5 0 0 0 0 1 1 0
49.0 0 0 0 0 3 0 0
48.5 0 0 0 0 0 0 0
48.0 0 0 0 0 3 1 0
47.5 0 0 0 0 1 0 0
47.0 0 0 0 0 0 0 0
46.5 0 0 0 0 0 0 0
46.0 0 0 0 0 1 0 0
45.5 0 0 0 0 2 0 0
45.0 0 0 0 0 0 0 0
44.5 0 0 0 0 0 1 0
44.0 0 0 0 0 1 1 0
43.5 0 0 0 0 0 0 0
43.0 0 0 0 0 1 0 0
42.5 0 0 0 0 2 1 0
42.0 0 0 0 0 3 0 0
41.5 0 0 0 0 0 0 0
41.0 0 0 0 0 0 0 0
40.5 0 0 0 0 0 0 0
40.0 0 0 0 0 0 0 0
39.5 0 0 0 0 0 0 0
39.0 0 0 0 0 0 0 0
38.5 0 0 0 0 0 0 1
38.0 0 0 0 0 0 0 0
37.5 0 0 0 0 0 0 0
37.0 0 0 0 0 0 2 0
36.5 0 0 0 0 0 0 0
36.0 0 0 0 0 1 2 0
35.5 0 0 0 0 0 0 0
35.0 0 0 1 0 0 0 0
34.5 0 0 0 0 0 0 0
34.0 0 0 0 0 0 0 0
33.5 0 0 0 0 0 0 0
33.0 0 0 0 0 0 0 0
32.5 0 0 0 0 0 0 0
32.0 0 0 0 0 1 0 0
31.5 0 0 0 0 1 0 0
31.0 0 0 0 0 0 0 0
30.5 0 0 0 0 0 0 0
30.0 0 0 0 0 2 2 0
29.5 0 0 0 0 0 0 0
29.0 0 0 0 0 0 0 0
28.5 0 0 0 0 0 0 0
28.0 0 0 0 0 0 0 0
27.5 0 0 0 0 0 0 0
27.0 0 0 0 0 0 0 0
26.5 0 0 0 0 0 0 0
26.0 0 0 0 0 0 0 0
25.5 0 0 0 0 0 0 0
25.0 0 0 0 0 0 0 0
24.5 0 0 0 0 0 0 0
24.0 0 0 0 0 0 1 0
23.5 0 0 0 0 0 0 0
23.0 0 0 0 0 0 0 0
22.5 0 0 0 0 0 0 0
22.0 0 0 0 0 0 0 0
21.5 0 0 0 0 0 0 0
21.0 0 0 0 0 0 0 0
20.5 0 0 0 0 0 0 0
20.0 0 0 0 0 0 0 0
19.5 0 0 0 0 0 0 0
19.0 0 0 0 0 0 0 0
18.5 0 0 0 0 0 0 0
18.0 0 0 0 0 0 0 0
17.5 0 0 0 0 0 0 0
17.0 0 0 0 0 0 0 0
16.5 0 0 0 0 0 0 0
16.0 0 0 0 0 0 0 0
15.5 0 0 0 0 0 0 0
15.0 0 0 0 0 0 0 0
14.5 0 0 0 0 0 0 0
14.0 0 0 0 0 0 0 0
13.5 0 0 0 0 0 0 0
13.0 0 0 0 0 0 0 0
12.5 0 0 0 0 0 0 0
12.0 0 0 0 0 0 0 0
11.5 0 0 0 0 0 0 0
11.0 0 0 0 0 0 0 0
10.5 0 0 0 0 0 0 0
10.0 0 0 0 0 0 0 0
9.5 0 0 0 0 0 0 0
9.0 0 0 0 0 0 0 0
8.5 0 0 0 0 0 0 0
8.0 0 0 0 0 0 0 0
7.5 0 0 0 0 0 0 0
7.0 0 0 0 0 0 0 0
6.5 0 0 0 0 0 0 0
6.0 0 0 0 0 0 0 0
5.5 0 0 0 0 0 0 0
5.0 0 0 0 0 0 0 0
4.5 0 0 0 0 0 0 0
4.0 0 0 0 0 0 0 0
3.5 0 0 0 0 0 0 0
3.0 0 0 0 0 0 0 0
2.5 0 0 0 0 0 0 0
2.0 0 0 0 0 0 0 0
1.5 0 0 0 0 0 0 0
1.0 0 0 0 0 0 0 0
0.5 0 0 0 0 0 0 0
0 0 0 0 0 0 0
American Mathematics Competitions
2003 AMC 10 B Results for Texas
Analysis
Table of Item Difficulty for the 2003
American High School Mathematics Examination
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 0.02 0.08 9.66* 0.15 0.03 0.07 0.00
2 0.03 0.15 1.06 7.95* 0.34 0.46 0.00
3 0.38 7.30* 0.59 0.41 0.07 1.26 0.00
4 8.18* 0.29 0.36 0.13 0.20 0.83 0.00
5 0.34 0.52 3.83* 0.69 1.15 3.45 0.02
6 1.16 1.31 0.26 4.81* 0.41 2.05 0.00
7 0.41 5.86* 0.33 0.77 0.21 2.42 0.00
8 0.28 1.31* 0.61 0.77 0.33 6.71 0.00
9 0.20 3.62* 0.34 0.43 0.38 5.04 0.00
10 0.34 0.29 3.88* 0.83 0.56 4.09 0.00
11 6.06* 0.26 0.20 0.10 0.98 2.41 0.00
12 0.47 0.46 6.15* 0.21 0.25 2.45 0.00
13 2.26 0.47 0.34 0.95 1.37* 4.58 0.02
14 0.85 0.41 0.20 3.11* 0.07 5.37 0.00
15 1.59 1.64 0.39 0.61 2.85* 2.93 0.00
16 0.26 0.23 0.36 0.62 4.73* 3.80 0.00
17 0.25 1.60* 0.72 0.43 0.11 6.89 0.00
18 0.16 1.29 0.25 1.88* 1.91 4.50 0.00
19 0.23 0.20 0.46 0.34 0.44* 8.33 0.00
20 0.10 0.47 0.41 2.05* 0.95 6.02 0.00
21 1.72 0.25 0.39* 1.41 0.36 5.88 0.00
22 1.55 2.31* 1.75 0.51 0.49 3.39 0.00
23 0.26 0.33 0.44 1.03* 0.38 7.56 0.00
24 0.07 0.15 1.44 0.16 0.10* 8.09 0.00
25 0.93 2.45* 1.08 0.25 0.18 5.11 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked in the same column
American Mathematics Competitions
2003 AMC 12 B Results for Texas
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 1 0 125.0 0 0 100.0 0 0
149.5 0 0 124.5 0 0 99.5 8 4
149.0 0 0 124.0 2 0 99.0 1 0
148.5 0 0 123.5 0 0 98.5 7 8
148.0 0 0 123.0 2 0 98.0 5 0
147.5 0 0 122.5 0 0 97.5 1 1
147.0 0 0 122.0 0 0 97.0 5 2
146.5 0 0 121.5 4 0 96.5 0 0
146.0 0 0 121.0 0 0 96.0 6 3
145.5 0 0 120.5 0 1 95.5 0 1
145.0 0 0 120.0 0 0 95.0 12 0
144.5 0 0 119.5 3 0 94.5 0 3
144.0 1 0 119.0 0 0 94.0 2 2
143.5 0 0 118.5 1 0 93.5 8 2
143.0 1 0 118.0 1 1 93.0 1 0
142.5 0 0 117.5 0 0 92.5 8 3
142.0 0 0 117.0 2 0 92.0 2 1
141.5 0 0 116.5 0 0 91.5 3 5
141.0 0 0 116.0 4 1 91.0 4 1
140.5 2 0 115.5 0 0 90.5 0 1
140.0 0 0 115.0 2 1 90.0 7 7
139.5 0 0 114.5 2 0 89.5 4 0
139.0 0 0 114.0 0 0 89.0 18 6
138.5 0 0 113.5 7 0 88.5 4 1
138.0 1 0 113.0 0 0 88.0 3 1
137.5 0 0 112.5 3 1 87.5 6 6
137.0 0 0 112.0 0 0 87.0 1 2
136.5 0 0 111.5 2 1 86.5 9 6
136.0 0 0 111.0 3 0 86.0 2 2
135.5 0 0 110.5 0 0 85.5 4 3
135.0 0 0 110.0 8 1 85.0 10 1
134.5 2 0 109.5 0 0 84.5 3 2
134.0 0 0 109.0 5 1 84.0 10 4
133.5 2 0 108.5 1 0 83.5 2 2
133.0 0 0 108.0 3 0 83.0 7 6
132.5 0 0 107.5 3 1 82.5 1 0
132.0 1 0 107.0 0 0 82.0 5 4
131.5 0 0 106.5 4 1 81.5 6 4
131.0 1 0 106.0 1 0 81.0 7 3
130.5 0 0 105.5 5 2 80.5 7 4
130.0 1 0 105.0 2 1 80.0 0 1
129.5 0 0 104.5 2 1 79.5 7 8
129.0 3 0 104.0 8 2 79.0 3 1
128.5 0 0 103.5 0 0 78.5 5 4
128.0 0 0 103.0 5 1 78.0 8 7
127.5 1 1 102.5 1 0 77.5 8 1
127.0 0 0 102.0 5 0 77.0 8 4
126.5 0 0 101.5 3 0 76.5 3 0
126.0 0 0 101.0 5 2 76.0 10 3
125.5 1 0 100.5 6 0 75.5 4 4
American Mathematics Competitions
2003 AMC 12 B Results for Texas
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 4 9 50.0 1 1 25.0 0 0
74.5 9 8 49.5 0 2 24.5 0 0
74.0 0 2 49.0 0 1 24.0 0 0
73.5 11 5 48.5 0 0 23.5 0 0
73.0 3 3 48.0 4 1 23.0 0 0
72.5 3 6 47.5 0 0 22.5 0 0
72.0 1 5 47.0 1 1 22.0 0 0
71.5 3 3 46.5 0 0 21.5 0 0
71.0 8 6 46.0 0 1 21.0 0 0
70.5 4 4 45.5 0 0 20.5 0 0
70.0 2 3 45.0 0 0 20.0 0 0
69.5 4 3 44.5 0 0 19.5 0 0
69.0 5 4 44.0 0 1 19.0 0 0
68.5 5 4 43.5 0 0 18.5 0 0
68.0 5 9 43.0 0 0 18.0 0 0
67.5 8 5 42.5 0 1 17.5 0 0
67.0 0 3 42.0 3 0 17.0 0 0
66.5 2 6 41.5 0 0 16.5 0 0
66.0 4 4 41.0 1 0 16.0 0 0
65.5 3 8 40.5 0 0 15.5 0 0
65.0 2 7 40.0 0 0 15.0 0 0
64.5 3 3 39.5 0 0 14.5 0 0
64.0 6 1 39.0 1 0 14.0 0 0
63.5 2 2 38.5 0 0 13.5 0 0
63.0 3 4 38.0 1 1 13.0 0 0
62.5 5 4 37.5 0 1 12.5 0 0
62.0 0 6 37.0 0 0 12.0 0 0
61.5 2 2 36.5 0 0 11.5 0 0
61.0 2 2 36.0 2 2 11.0 0 0
60.5 3 5 35.5 1 0 10.5 0 0
60.0 3 3 35.0 0 0 10.0 0 0
59.5 1 3 34.5 0 0 9.5 0 0
59.0 0 3 34.0 0 0 9.0 0 0
58.5 2 2 33.5 0 0 8.5 0 0
58.0 2 2 33.0 0 0 8.0 0 0
57.5 3 1 32.5 0 0 7.5 0 0
57.0 2 0 32.0 0 0 7.0 0 0
56.5 2 4 31.5 0 0 6.5 0 0
56.0 2 1 31.0 0 0 6.0 0 0
55.5 5 0 30.5 0 1 5.5 0 0
55.0 1 3 30.0 2 0 5.0 0 0
54.5 0 0 29.5 0 0 4.5 0 0
54.0 0 2 29.0 0 1 4.0 0 0
53.5 1 1 28.5 0 0 3.5 0 0
53.0 0 5 28.0 0 0 3.0 0 0
52.5 1 1 27.5 0 0 2.5 0 0
52.0 1 1 27.0 0 0 2.0 0 0
51.5 1 3 26.5 0 0 1.5 0 0
51.0 1 0 26.0 0 0 1.0 0 0
50.5 0 2 25.5 0 0 0.5 0 0
0.0 0 0
American Mathematics Competitions
2003 AMC 12 B Results for Texas
SCORE DISTRIBUTION
score -----------grade-----------
5 6 7 8 9 10 11 12 13 unknown
---------------------------
150.0 0 0 0 0 0 1 0 0 0 0
149.5 0 0 0 0 0 0 0 0 0 0
149.0 0 0 0 0 0 0 0 0 0 0
148.5 0 0 0 0 0 0 0 0 0 0
148.0 0 0 0 0 0 0 0 0 0 0
147.5 0 0 0 0 0 0 0 0 0 0
147.0 0 0 0 0 0 0 0 0 0 0
146.5 0 0 0 0 0 0 0 0 0 0
146.0 0 0 0 0 0 0 0 0 0 0
145.5 0 0 0 0 0 0 0 0 0 0
145.0 0 0 0 0 0 0 0 0 0 0
144.5 0 0 0 0 0 0 0 0 0 0
144.0 0 0 0 0 0 1 0 0 0 0
143.5 0 0 0 0 0 0 0 0 0 0
143.0 0 0 0 0 0 0 0 1 0 0
142.5 0 0 0 0 0 0 0 0 0 0
142.0 0 0 0 0 0 0 0 0 0 0
141.5 0 0 0 0 0 0 0 0 0 0
141.0 0 0 0 0 0 0 0 0 0 0
140.5 0 0 0 0 0 0 1 1 0 0
140.0 0 0 0 0 0 0 0 0 0 0
139.5 0 0 0 0 0 0 0 0 0 0
139.0 0 0 0 0 0 0 0 0 0 0
138.5 0 0 0 0 0 0 0 0 0 0
138.0 0 0 0 0 0 0 0 1 0 0
137.5 0 0 0 0 0 0 0 0 0 0
137.0 0 0 0 0 0 0 0 0 0 0
136.5 0 0 0 0 0 0 0 0 0 0
136.0 0 0 0 0 0 0 0 0 0 0
135.5 0 0 0 0 0 0 0 0 0 0
135.0 0 0 0 0 0 0 0 0 0 0
134.5 0 0 0 0 0 0 1 2 0 0
134.0 0 0 0 0 0 0 0 0 0 0
133.5 0 0 0 0 0 0 1 1 0 0
133.0 0 0 0 0 0 0 0 0 0 0
132.5 0 0 0 0 0 0 0 0 0 0
132.0 0 0 0 0 0 0 1 0 0 0
131.5 0 0 0 0 0 0 0 0 0 0
131.0 0 0 0 0 0 0 1 0 0 0
130.5 0 0 0 0 0 0 0 0 0 0
130.0 0 0 0 0 0 0 0 1 0 0
129.5 0 0 0 0 0 0 0 0 0 0
129.0 0 0 0 0 2 0 0 1 0 0
128.5 0 0 0 0 0 0 0 0 0 0
128.0 0 0 0 0 0 0 0 0 0 0
127.5 0 0 0 0 0 0 1 1 0 0
127.0 0 0 0 0 0 0 0 0 0 0
126.5 0 0 0 0 0 0 0 0 0 0
126.0 0 0 0 0 0 0 0 0 0 0
125.5 0 0 0 0 0 1 0 0 0 0
125.0 0 0 0 0 0 0 0 0 0 0
124.5 0 0 0 0 0 0 0 0 0 0
124.0 0 0 0 0 1 0 1 0 0 0
123.5 0 0 0 0 0 0 0 0 0 0
123.0 0 0 0 0 0 0 0 2 0 0
122.5 0 0 0 0 0 0 0 0 0 0
122.0 0 0 0 0 0 0 0 0 0 0
121.5 0 0 0 0 0 1 2 1 0 0
121.0 0 0 0 0 0 0 0 0 0 0
120.5 0 0 0 0 0 0 0 1 0 0
120.0 0 0 0 0 0 0 0 0 0 0
119.5 0 0 0 0 0 0 2 1 0 0
119.0 0 0 0 0 0 0 0 0 0 0
118.5 0 0 0 0 0 0 0 1 0 0
118.0 0 0 0 0 1 0 1 1 0 0
117.5 0 0 0 0 0 0 0 0 0 0
117.0 0 0 0 0 0 0 1 1 0 0
116.5 0 0 0 0 0 0 0 0 0 0
116.0 0 0 0 0 0 1 1 3 0 0
115.5 0 0 0 0 0 0 0 0 0 0
115.0 0 0 0 0 0 0 2 1 0 0
114.5 0 0 0 0 0 0 1 1 0 0
114.0 0 0 0 0 0 0 0 0 0 0
113.5 0 0 0 1 0 1 0 5 0 0
113.0 0 0 0 0 0 0 0 0 0 0
112.5 0 0 0 0 0 0 2 2 0 0
112.0 0 0 0 0 0 0 0 0 0 0
111.5 0 0 0 0 0 0 2 1 0 0
111.0 0 0 0 0 0 0 2 1 0 0
110.5 0 0 0 0 0 0 0 0 0 0
110.0 0 0 0 0 0 0 5 4 0 1
109.5 0 0 0 0 0 0 0 0 0 0
109.0 0 0 0 0 0 1 4 1 0 0
108.5 0 0 0 0 0 0 1 0 0 0
108.0 0 0 0 1 0 0 2 1 0 0
107.5 0 0 0 0 0 0 2 2 0 0
107.0 0 0 0 0 0 0 0 0 0 0
106.5 0 0 0 0 0 0 4 1 0 0
106.0 0 0 0 0 0 0 0 1 0 0
105.5 0 0 0 0 0 0 3 4 0 0
105.0 0 0 0 0 0 0 2 1 0 0
104.5 0 0 0 0 1 0 0 2 0 0
104.0 0 0 0 0 0 1 2 7 0 0
103.5 0 0 0 0 0 0 0 0 0 0
103.0 0 0 0 0 0 0 2 4 0 0
102.5 0 0 0 0 0 1 0 0 0 0
102.0 0 0 0 0 0 1 2 2 0 1
101.5 0 0 0 0 1 0 2 0 0 0
101.0 0 0 0 2 0 0 2 3 0 0
100.5 0 0 0 0 0 1 3 2 0 0
100.0 0 0 0 0 0 0 0 0 0 0
99.5 0 0 0 2 0 2 5 3 0 2
99.0 0 0 0 0 0 0 0 1 0 0
98.5 0 0 0 0 3 0 9