American Mathematics Competitions
2003 AMC 10 A Results for Idaho
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 543
Number of unofficial participants: 0
Average score of participants: 68.3
Average score for female students is: 66.4 ( 258 Students)
Average score for male students is: 70.5 ( 246 Students)
Average score for unspecified gender is 67.4 ( 39 Students)
Average score for grade 10 is: 70.9 ( 374 Students)
Average score for grade 9 is: 63.2 ( 149 Students)
Average score for grade 8 and below is: 54.9 ( 5 Students)
Average score with unknown grade: 58.7 ( 15 Students)
AIME qualifying score = 119.0 or better
Number of AIME qualifers 1
Number of schools returning results 20
Average school winning score 94.97
American Mathematics Competitions
2003 AMC 12 A Results for Idaho
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 877
Number of unofficial participants: 0
Average score of participants: 72.6
Average score for female students is: 69.7 ( 331 Students)
Average score for male students is: 74.7 ( 523 Students)
Average score for unspecified gender is 69.0 ( 23 Students)
Average score for grade 12 is: 74.1 ( 390 Students)
Average score for grade 11 is: 71.7 ( 429 Students)
Average score for grade 10 is: 71.7 ( 43 Students)
Average score for grade 9 is: 59.3 ( 9 Students)
Average score with unknown grade: 75.1 ( 6 Students)
AIME qualifying score = 100.0 or better
Number of AIME qualifers 49
Number of schools returning results 23
Average school winning score 104.17
Average school team score 294.20
American Mathematics Competitions
2003 AMC 10 B Results for Idaho
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 148
Number of unofficial participants: 0
Average score of participants: 71.3
Average score for female students is: 67.8 ( 78 Students)
Average score for male students is: 75.2 ( 68 Students)
Average score for unspecified gender is 76.5 ( 2 Students)
Average score for grade 10 is: 72.9 ( 78 Students)
Average score for grade 9 is: 69.2 ( 52 Students)
Average score for grade 8 and below is: 73.0 ( 16 Students)
Average score with unknown grade: 51.0 ( 2 Students)
AIME qualifying score = 121.0 or better
Number of AIME qualifers 0
Number of schools returning results 8
Average school winning score 99.31
American Mathematics Competitions
2003 AMC 12 B Results for Idaho
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 169
Number of unofficial participants: 0
Average score of participants: 70.5
Average score for female students is: 67.1 ( 77 Students)
Average score for male students is: 73.1 ( 90 Students)
Average score for unspecified gender is 85.0 ( 2 Students)
Average score for grade 12 is: 71.2 ( 70 Students)
Average score for grade 11 is: 69.6 ( 94 Students)
Average score for grade 10 is: 77.3 ( 5 Students)
AIME qualifying score = 100.0 or better
Number of AIME qualifers 3
Number of schools returning results 8
Average school winning score 90.00
Average school team score 256.88
2003 AMC Contest Score Distributions
-----------------------------------------------
score 12 A 12 B 10 A 10 B
-----------------------------------------------
150.0 0 0 0 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 0 0
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 0 0 0 0
143.5 0 0 0 0
143.0 0 0 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 0 0 0 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 0 0 0 0
137.5 0 0 0 0
137.0 0 0 0 0
136.5 0 0 0 0
136.0 0 0 0 0
135.5 0 0 0 0
135.0 0 0 0 0
134.5 0 0 0 0
134.0 0 0 0 0
133.5 0 0 0 0
133.0 0 0 0 0
132.5 0 0 0 0
132.0 0 0 0 0
131.5 0 0 0 0
131.0 0 0 0 0
130.5 0 0 0 0
130.0 0 0 0 0
129.5 0 0 0 0
129.0 1 0 0 0
128.5 0 0 0 0
128.0 0 0 0 0
127.5 0 0 0 0
127.0 0 0 0 0
126.5 0 0 0 0
126.0 0 0 0 0
125.5 0 0 0 0
125.0 0 0 0 0
124.5 0 0 0 0
124.0 0 0 0 0
123.5 0 0 0 0
123.0 0 0 0 0
122.5 0 0 0 0
122.0 0 0 0 0
121.5 0 0 0 0
121.0 0 0 0 0
120.5 0 0 1 0
120.0 0 0 0 0
119.5 0 0 0 0
119.0 1 0 0 0
118.5 0 0 0 0
118.0 0 0 1 0
117.5 0 0 0 0
117.0 2 0 2 0
116.5 0 0 0 0
116.0 0 0 0 0
115.5 1 0 0 0
115.0 0 0 0 0
114.5 0 0 0 0
114.0 0 0 1 0
113.5 4 0 0 0
113.0 0 0 0 0
112.5 0 0 0 0
112.0 0 0 1 0
111.5 1 0 0 0
111.0 3 0 1 1
110.5 0 0 0 0
110.0 1 0 0 0
109.5 0 0 0 0
109.0 1 1 0 0
108.5 0 0 2 0
108.0 0 0 0 0
107.5 0 0 1 1
107.0 0 0 0 0
106.5 2 0 1 0
106.0 1 0 1 0
105.5 2 1 1 1
105.0 0 0 0 0
104.5 0 0 0 0
104.0 4 0 0 1
103.5 1 0 0 0
103.0 1 0 1 1
102.5 1 0 0 0
102.0 6 0 1 0
101.5 2 0 3 1
101.0 2 0 0 0
100.5 6 1 1 0
100.0 0 0 0 0
99.5 7 0 1 1
99.0 1 0 1 1
98.5 3 0 1 0
98.0 3 0 2 1
97.5 1 0 0 0
97.0 11 0 2 0
96.5 2 0 0 0
96.0 2 1 2 1
95.5 6 0 3 0
95.0 4 0 1 0
94.5 5 1 4 2
94.0 1 0 1 0
93.5 4 0 2 1
93.0 2 0 2 0
92.5 7 0 2 0
92.0 3 0 1 2
91.5 3 0 1 0
91.0 6 0 4 1
90.5 2 0 0 1
90.0 10 2 3 0
89.5 5 1 2 0
89.0 11 1 3 1
88.5 3 1 9 0
88.0 3 1 1 0
87.5 12 0 3 1
87.0 3 0 5 2
86.5 12 1 2 2
86.0 3 1 4 0
85.5 9 5 3 0
85.0 6 1 8 1
84.5 4 1 4 1
84.0 6 2 4 0
83.5 4 1 1 2
83.0 11 0 6 2
82.5 10 1 4 3
82.0 11 0 3 1
81.5 7 2 9 0
81.0 2 3 1 4
80.5 13 3 8 2
80.0 4 1 0 1
79.5 4 2 7 2
79.0 6 0 3 0
78.5 11 4 4 3
78.0 9 3 9 0
77.5 10 2 4 4
77.0 18 3 10 1
76.5 8 2 5 2
76.0 14 2 8 1
75.5 12 0 4 1
75.0 11 2 9 1
74.5 15 2 8 2
74.0 13 7 5 8
73.5 15 2 4 2
73.0 13 3 5 1
72.5 14 5 8 3
72.0 7 2 5 2
71.5 9 2 3 2
71.0 24 3 9 0
70.5 10 5 6 5
70.0 15 3 10 2
69.5 6 4 5 1
69.0 9 5 7 3
68.5 5 3 10 4
68.0 15 3 8 5
67.5 9 1 8 2
67.0 12 6 5 2
66.5 15 2 3 3
66.0 14 3 7 1
65.5 11 4 9 2
65.0 12 4 9 1
64.5 7 2 8 0
64.0 14 2 7 1
63.5 10 2 11 5
63.0 7 2 6 2
62.5 11 6 8 1
62.0 13 4 2 1
61.5 8 2 3 0
61.0 6 0 2 2
60.5 9 3 6 1
60.0 9 1 3 0
59.5 9 3 8 1
59.0 6 0 4 0
58.5 5 0 4 2
58.0 6 1 2 1
57.5 3 0 6 2
57.0 4 1 5 2
56.5 6 0 6 0
56.0 7 2 4 1
55.5 7 0 6 0
55.0 9 1 1 2
54.5 6 1 5 1
54.0 11 1 7 0
53.5 6 2 4 1
53.0 5 2 1 2
52.5 2 0 1 0
52.0 5 0 5 0
51.5 4 0 0 0
51.0 3 1 2 0
50.5 5 1 3 0
50.0 3 0 3 1
49.5 3 0 3 1
49.0 5 0 3 1
48.5 4 0 2 0
48.0 4 0 7 0
47.5 2 1 1 0
47.0 3 1 4 1
46.5 2 0 4 0
46.0 3 0 2 0
45.5 3 0 3 0
45.0 1 1 1 1
44.5 3 1 1 2
44.0 1 0 0 0
43.5 1 0 1 0
43.0 4 0 1 0
42.5 0 0 0 2
42.0 3 1 9 1
41.5 2 0 0 0
41.0 0 0 0 0
40.5 2 0 0 0
40.0 0 0 1 0
39.5 0 0 3 0
39.0 0 0 2 0
38.5 0 0 1 1
38.0 0 1 2 0
37.5 1 0 0 0
37.0 1 0 1 0
36.5 1 0 2 0
36.0 1 1 3 0
35.5 0 0 1 0
35.0 1 0 0 0
34.5 1 0 2 1
34.0 0 0 0 0
33.5 0 0 2 0
33.0 0 0 0 0
32.5 0 0 1 0
32.0 0 0 2 0
31.5 1 0 1 0
31.0 0 0 1 0
30.5 0 0 0 0
30.0 4 0 6 0
29.5 1 0 1 0
29.0 1 0 0 0
28.5 0 0 0 0
28.0 0 0 1 0
27.5 0 0 0 0
27.0 0 0 0 0
26.5 0 0 1 0
26.0 0 0 0 0
25.5 0 0 0 0
25.0 0 0 0 0
24.5 0 0 0 0
24.0 0 0 3 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 2 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 0 1
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 0 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 Idaho
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 0
149.5 0 0 124.5 0 0 99.5 1 0
149.0 0 0 124.0 0 0 99.0 0 1
148.5 0 0 123.5 0 0 98.5 1 0
148.0 0 0 123.0 0 0 98.0 0 2
147.5 0 0 122.5 0 0 97.5 0 0
147.0 0 0 122.0 0 0 97.0 2 0
146.5 0 0 121.5 0 0 96.5 0 0
146.0 0 0 121.0 0 0 96.0 2 0
145.5 0 0 120.5 1 0 95.5 1 2
145.0 0 0 120.0 0 0 95.0 1 0
144.5 0 0 119.5 0 0 94.5 2 2
144.0 0 0 119.0 0 0 94.0 0 1
143.5 0 0 118.5 0 0 93.5 2 0
143.0 0 0 118.0 1 0 93.0 2 0
142.5 0 0 117.5 0 0 92.5 1 0
142.0 0 0 117.0 2 0 92.0 1 0
141.5 0 0 116.5 0 0 91.5 1 0
141.0 0 0 116.0 0 0 91.0 3 1
140.5 0 0 115.5 0 0 90.5 0 0
140.0 0 0 115.0 0 0 90.0 1 2
139.5 0 0 114.5 0 0 89.5 2 0
139.0 0 0 114.0 1 0 89.0 0 3
138.5 0 0 113.5 0 0 88.5 3 5
138.0 0 0 113.0 0 0 88.0 1 0
137.5 0 0 112.5 0 0 87.5 2 1
137.0 0 0 112.0 1 0 87.0 4 0
136.5 0 0 111.5 0 0 86.5 0 2
136.0 0 0 111.0 0 0 86.0 1 3
135.5 0 0 110.5 0 0 85.5 1 2
135.0 0 0 110.0 0 0 85.0 4 2
134.5 0 0 109.5 0 0 84.5 1 3
134.0 0 0 109.0 0 0 84.0 2 1
133.5 0 0 108.5 2 0 83.5 0 0
133.0 0 0 108.0 0 0 83.0 5 1
132.5 0 0 107.5 0 1 82.5 3 0
132.0 0 0 107.0 0 0 82.0 2 0
131.5 0 0 106.5 1 0 81.5 3 5
131.0 0 0 106.0 1 0 81.0 0 1
130.5 0 0 105.5 1 0 80.5 6 1
130.0 0 0 105.0 0 0 80.0 0 0
129.5 0 0 104.5 0 0 79.5 1 6
129.0 0 0 104.0 0 0 79.0 0 2
128.5 0 0 103.5 0 0 78.5 2 2
128.0 0 0 103.0 1 0 78.0 4 4
127.5 0 0 102.5 0 0 77.5 2 0
127.0 0 0 102.0 1 0 77.0 3 7
126.5 0 0 101.5 1 2 76.5 2 1
126.0 0 0 101.0 0 0 76.0 4 4
125.5 0 0 100.5 0 1 75.5 4 0
American Mathematics Competitions
2003 AMC 10 A Results for Idaho
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 3 6 50.0 2 1 25.0 0 0
74.5 4 4 49.5 1 2 24.5 0 0
74.0 3 2 49.0 1 2 24.0 1 1
73.5 1 3 48.5 0 2 23.5 0 0
73.0 2 3 48.0 5 2 23.0 0 0
72.5 2 6 47.5 0 1 22.5 0 0
72.0 2 3 47.0 1 3 22.0 0 0
71.5 3 0 46.5 1 2 21.5 0 0
71.0 3 5 46.0 2 0 21.0 0 0
70.5 3 3 45.5 2 1 20.5 0 0
70.0 3 7 45.0 0 1 20.0 0 0
69.5 1 4 44.5 1 0 19.5 0 0
69.0 4 2 44.0 0 0 19.0 0 0
68.5 4 6 43.5 1 0 18.5 0 0
68.0 4 4 43.0 0 0 18.0 0 2
67.5 3 4 42.5 0 0 17.5 0 0
67.0 3 2 42.0 5 4 17.0 0 0
66.5 2 1 41.5 0 0 16.5 0 0
66.0 3 4 41.0 0 0 16.0 0 0
65.5 3 6 40.5 0 0 15.5 0 0
65.0 4 5 40.0 1 0 15.0 0 0
64.5 3 4 39.5 0 0 14.5 0 0
64.0 2 4 39.0 0 2 14.0 0 0
63.5 4 6 38.5 0 0 13.5 0 0
63.0 1 4 38.0 2 0 13.0 0 0
62.5 4 2 37.5 0 0 12.5 0 0
62.0 0 2 37.0 1 0 12.0 0 0
61.5 1 1 36.5 2 0 11.5 0 0
61.0 1 1 36.0 2 1 11.0 0 0
60.5 4 2 35.5 0 1 10.5 0 0
60.0 1 1 35.0 0 0 10.0 0 0
59.5 5 3 34.5 1 1 9.5 0 0
59.0 1 2 34.0 0 0 9.0 0 0
58.5 2 2 33.5 1 1 8.5 0 0
58.0 1 1 33.0 0 0 8.0 0 0
57.5 2 4 32.5 0 1 7.5 0 0
57.0 1 4 32.0 2 0 7.0 0 0
56.5 3 3 31.5 1 0 6.5 0 0
56.0 1 3 31.0 0 1 6.0 0 0
55.5 2 4 30.5 0 0 5.5 0 0
55.0 0 1 30.0 1 4 5.0 0 0
54.5 3 2 29.5 0 1 4.5 0 0
54.0 3 4 29.0 0 0 4.0 0 0
53.5 1 3 28.5 0 0 3.5 0 0
53.0 1 0 28.0 0 1 3.0 0 0
52.5 0 1 27.5 0 0 2.5 0 0
52.0 1 3 27.0 0 0 2.0 0 0
51.5 0 0 26.5 0 1 1.5 0 0
51.0 2 0 26.0 0 0 1.0 0 0
50.5 2 1 25.5 0 0 0.5 0 0
0.0 0 0
American Mathematics Competitions
2003 AMC 10 A Results for Idaho
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 0 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 0 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 0 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 0 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 0 0 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 0 0 0
123.5 0 0 0 0 0 0 0
123.0 0 0 0 0 0 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 0 1 0
120.0 0 0 0 0 0 0 0
119.5 0 0 0 0 0 0 0
119.0 0 0 0 0 0 0 0
118.5 0 0 0 0 0 0 0
118.0 0 0 0 0 0 1 0
117.5 0 0 0 0 0 0 0
117.0 0 0 0 1 0 1 0
116.5 0 0 0 0 0 0 0
116.0 0 0 0 0 0 0 0
115.5 0 0 0 0 0 0 0
115.0 0 0 0 0 0 0 0
114.5 0 0 0 0 0 0 0
114.0 0 0 0 0 1 0 0
113.5 0 0 0 0 0 0 0
113.0 0 0 0 0 0 0 0
112.5 0 0 0 0 0 0 0
112.0 0 0 0 0 0 1 0
111.5 0 0 0 0 0 0 0
111.0 0 0 0 0 0 1 0
110.5 0 0 0 0 0 0 0
110.0 0 0 0 0 0 0 0
109.5 0 0 0 0 0 0 0
109.0 0 0 0 0 0 0 0
108.5 0 0 0 0 0 2 0
108.0 0 0 0 0 0 0 0
107.5 0 0 0 0 0 1 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 1 0
105.5 0 0 0 0 0 1 0
105.0 0 0 0 0 0 0 0
104.5 0 0 0 0 0 0 0
104.0 0 0 0 0 0 0 0
103.5 0 0 0 0 0 0 0
103.0 0 0 0 0 0 1 0
102.5 0 0 0 0 0 0 0
102.0 0 0 0 0 0 1 0
101.5 0 0 0 0 1 2 0
101.0 0 0 0 0 0 0 0
100.5 0 0 0 0 1 0 0
100.0 0 0 0 0 0 0 0
99.5 0 0 0 0 0 1 0
99.0 0 0 0 0 0 1 0
98.5 0 0 0 0 0 1 0
98.0 0 0 0 0 1 1 0
97.5 0 0 0 0 0 0 0
97.0 0 0 0 0 0 2 0
96.5 0 0 0 0 0 0 0
96.0 0 0 0 0 0 2 0
95.5 0 0 0 0 0 3 0
95.0 0 0 0 0 0 1 0
94.5 0 0 0 0 1 3 0
94.0 0 0 0 0 0 1 0
93.5 0 0 0 0 1 1 0
93.0 0 0 0 0 0 2 0
92.5 0 0 0 0 0 2 0
92.0 0 0 0 0 0 1 0
91.5 0 0 0 0 0 1 0
91.0 0 0 0 0 1 3 0
90.5 0 0 0 0 0 0 0
90.0 0 0 0 0 0 3 0
89.5 0 0 0 0 0 2 0
89.0 0 0 0 0 0 3 0
88.5 0 0 0 0 0 9 0
88.0 0 0 0 0 0 1 0
87.5 0 0 0 0 0 3 0
87.0 0 0 0 0 0 5 0
86.5 0 0 0 0 0 2 0
86.0 0 0 0 0 1 3 0
85.5 0 0 0 0 1 2 0
85.0 0 0 0 0 3 4 1
84.5 0 0 0 0 1 3 0
84.0 0 0 0 0 1 3 0
83.5 0 0 0 0 0 1 0
83.0 0 0 0 0 2 4 0
82.5 0 0 0 0 1 3 0
82.0 0 0 0 0 1 2 0
81.5 0 0 0 0 3 6 0
81.0 0 0 0 0 0 1 0
80.5 0 0 0 0 1 7 0
80.0 0 0 0 0 0 0 0
79.5 0 0 0 0 2 5 0
79.0 0 0 0 0 1 2 0
78.5 0 0 0 0 1 3 0
78.0 0 0 0 0 1 8 0
77.5 0 0 0 0 0 2 2
77.0 0 0 0 0 4 6 0
76.5 0 0 0 0 1 3 1
76.0 0 0 0 0 2 6 0
75.5 0 0 0 0 0 4 0
75.0 0 0 0 0 0 9 0
74.5 0 0 0 0 1 7 0
74.0 0 0 0 0 2 3 0
73.5 0 0 0 0 3 1 0
73.0 0 0 0 0 0 5 0
72.5 0 0 0 0 3 5 0
72.0 0 0 0 0 0 5 0
71.5 0 0 0 0 0 3 0
71.0 0 0 0 0 5 3 1
70.5 0 0 0 0 0 6 0
70.0 0 0 0 0 4 6 0
69.5 0 0 0 0 1 4 0
69.0 0 0 0 0 1 6 0
68.5 0 0 0 0 3 7 0
68.0 0 0 0 0 3 5 0
67.5 0 0 0 0 2 6 0
67.0 0 0 0 0 1 4 0
66.5 0 0 0 0 1 2 0
66.0 0 0 0 0 1 6 0
65.5 0 0 0 0 5 4 0
65.0 0 0 0 0 2 7 0
64.5 0 0 0 0 2 6 0
64.0 0 0 0 0 3 4 0
63.5 0 0 0 0 5 5 1
63.0 0 0 0 0 2 4 0
62.5 0 0 0 0 2 5 1
62.0 0 0 0 0 0 2 0
61.5 0 0 0 0 1 2 0
61.0 0 0 0 0 1 1 0
60.5 0 0 0 0 3 3 0
60.0 0 0 0 0 0 2 1
59.5 0 0 0 0 4 4 0
59.0 0 0 0 0 0 4 0
58.5 0 0 0 0 1 3 0
58.0 0 0 0 0 1 1 0
57.5 0 0 0 0 2 4 0
57.0 0 0 0 0 0 4 1
56.5 0 0 0 0 2 4 0
56.0 0 0 0 0 2 2 0
55.5 0 0 0 0 2 4 0
55.0 0 0 0 0 0 1 0
54.5 0 0 0 0 0 5 0
54.0 0 0 0 0 5 2 0
53.5 0 0 0 0 0 4 0
53.0 0 0 0 0 1 0 0
52.5 0 0 0 0 1 0 0
52.0 0 0 0 0 3 2 0
51.5 0 0 0 0 0 0 0
51.0 0 0 0 0 0 1 1
50.5 0 0 0 0 3 0 0
50.0 0 0 0 0 0 2 1
49.5 0 0 0 0 1 2 0
49.0 0 0 0 0 1 2 0
48.5 0 0 0 0 0 2 0
48.0 0 0 0 0 5 2 0
47.5 0 0 0 0 1 0 0
47.0 0 0 0 0 2 1 1
46.5 0 0 0 1 1 2 0
46.0 0 0 0 0 1 1 0
45.5 0 0 0 0 0 3 0
45.0 0 0 0 0 0 1 0
44.5 0 0 0 0 1 0 0
44.0 0 0 0 0 0 0 0
43.5 0 0 0 0 0 1 0
43.0 0 0 0 0 1 0 0
42.5 0 0 0 0 0 0 0
42.0 0 0 0 0 4 5 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 1 0
39.5 0 0 0 0 0 2 1
39.0 0 0 0 0 1 1 0
38.5 0 0 0 0 0 0 1
38.0 0 1 0 0 0 1 0
37.5 0 0 0 0 0 0 0
37.0 0 1 0 0 0 0 0
36.5 0 0 0 0 2 0 0
36.0 0 0 0 1 1 1 0
35.5 0 0 0 0 0 1 0
35.0 0 0 0 0 0 0 0
34.5 0 0 0 0 0 2 0
34.0 0 0 0 0 0 0 0
33.5 0 0 0 0 0 2 0
33.0 0 0 0 0 0 0 0
32.5 0 0 0 0 1 0 0
32.0 0 0 0 0 0 2 0
31.5 0 0 0 0 0 1 0
31.0 0 0 0 0 1 0 0
30.5 0 0 0 0 0 0 0
30.0 0 0 0 0 4 2 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 0 0
28.0 0 0 0 0 0 1 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 1 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 2 0 1
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 1 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 A Results for Idaho
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 0.57 3.15 0.72 2.69* 0.55 2.30 0.02
2 0.07 8.31* 0.31 0.98 0.06 0.28 0.00
3 0.55 2.27 0.55 2.93* 0.53 3.15 0.02
4 3.76* 0.35 0.52 3.63 0.07 1.66 0.02
5 0.85 4.84* 0.17 0.31 0.11 3.72 0.00
6 1.90 1.45 1.53* 0.68 0.76 3.66 0.02
7 1.57 2.10* 1.12 1.45 0.35 3.41 0.00
8 1.34 0.72 0.44 0.33 5.41* 1.75 0.00
9 0.92* 0.55 1.86 2.01 0.04 4.62 0.00
10 0.63 0.53 0.92 0.87 3.54* 3.52 0.00
11 0.29 0.31 0.28 0.37 5.54* 3.20 0.00
12 2.36* 2.62 0.15 1.05 0.87 2.97 0.00
13 5.25* 0.31 0.42 0.29 0.07 3.65 0.00
14 1.18* 1.05 0.63 0.72 0.85 5.58 0.00
15 0.96 1.45 3.54* 0.57 0.57 2.91 0.00
16 0.50 0.66 1.16* 0.35 0.66 6.67 0.00
17 0.46 0.53* 0.28 0.24 0.63 7.86 0.00
18 0.39 0.44* 0.18 0.66 0.59 7.73 0.00
19 0.20 0.33 0.35* 0.13 0.22 8.77 0.00
20 0.48 0.22 0.37 0.42 0.37* 8.14 0.00
21 0.68 0.70 0.90 2.08* 1.90 3.74 0.00
22 0.83 1.75* 0.42 0.20 0.15 6.65 0.00
23 0.35 0.26 0.50* 0.72 0.48 7.70 0.00
24 0.35 0.57 0.37 0.64 3.59* 4.48 0.00
25 0.13 0.53* 0.24 0.22 0.11 8.77 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 Idaho
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 0
149.5 0 0 124.5 0 0 99.5 5 2
149.0 0 0 124.0 0 0 99.0 1 0
148.5 0 0 123.5 0 0 98.5 1 2
148.0 0 0 123.0 0 0 98.0 1 1
147.5 0 0 122.5 0 0 97.5 0 1
147.0 0 0 122.0 0 0 97.0 9 2
146.5 0 0 121.5 0 0 96.5 2 0
146.0 0 0 121.0 0 0 96.0 2 0
145.5 0 0 120.5 0 0 95.5 4 2
145.0 0 0 120.0 0 0 95.0 4 0
144.5 0 0 119.5 0 0 94.5 4 1
144.0 0 0 119.0 1 0 94.0 1 0
143.5 0 0 118.5 0 0 93.5 2 2
143.0 0 0 118.0 0 0 93.0 2 0
142.5 0 0 117.5 0 0 92.5 3 3
142.0 0 0 117.0 2 0 92.0 1 2
141.5 0 0 116.5 0 0 91.5 1 2
141.0 0 0 116.0 0 0 91.0 2 4
140.5 0 0 115.5 1 0 90.5 2 0
140.0 0 0 115.0 0 0 90.0 5 5
139.5 0 0 114.5 0 0 89.5 5 0
139.0 0 0 114.0 0 0 89.0 7 3
138.5 0 0 113.5 4 0 88.5 1 2
138.0 0 0 113.0 0 0 88.0 1 2
137.5 0 0 112.5 0 0 87.5 8 4
137.0 0 0 112.0 0 0 87.0 2 1
136.5 0 0 111.5 1 0 86.5 11 1
136.0 0 0 111.0 3 0 86.0 3 0
135.5 0 0 110.5 0 0 85.5 4 5
135.0 0 0 110.0 1 0 85.0 2 4
134.5 0 0 109.5 0 0 84.5 3 1
134.0 0 0 109.0 1 0 84.0 3 3
133.5 0 0 108.5 0 0 83.5 1 3
133.0 0 0 108.0 0 0 83.0 5 6
132.5 0 0 107.5 0 0 82.5 7 2
132.0 0 0 107.0 0 0 82.0 7 3
131.5 0 0 106.5 2 0 81.5 5 2
131.0 0 0 106.0 1 0 81.0 1 1
130.5 0 0 105.5 2 0 80.5 7 6
130.0 0 0 105.0 0 0 80.0 3 1
129.5 0 0 104.5 0 0 79.5 1 3
129.0 1 0 104.0 4 0 79.0 2 4
128.5 0 0 103.5 1 0 78.5 7 4
128.0 0 0 103.0 1 0 78.0 6 3
127.5 0 0 102.5 1 0 77.5 5 5
127.0 0 0 102.0 5 1 77.0 12 6
126.5 0 0 101.5 2 0 76.5 5 3
126.0 0 0 101.0 2 0 76.0 7 6
125.5 0 0 100.5 6 0 75.5 11 0
American Mathematics Competitions
2003 AMC 12 A Results for Idaho
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 8 3 50.0 0 3 25.0 0 0
74.5 10 5 49.5 2 1 24.5 0 0
74.0 8 4 49.0 4 1 24.0 0 0
73.5 9 6 48.5 1 2 23.5 0 0
73.0 8 4 48.0 1 3 23.0 0 0
72.5 11 3 47.5 1 1 22.5 0 0
72.0 4 3 47.0 2 1 22.0 0 0
71.5 7 2 46.5 1 1 21.5 0 0
71.0 12 11 46.0 3 0 21.0 0 0
70.5 5 5 45.5 3 0 20.5 0 0
70.0 7 7 45.0 0 1 20.0 0 0
69.5 2 4 44.5 2 1 19.5 0 0
69.0 6 3 44.0 0 1 19.0 0 0
68.5 3 2 43.5 1 0 18.5 0 0
68.0 7 7 43.0 2 2 18.0 0 1
67.5 6 3 42.5 0 0 17.5 0 0
67.0 9 3 42.0 2 1 17.0 0 0
66.5 6 9 41.5 1 1 16.5 0 0
66.0 5 8 41.0 0 0 16.0 0 0
65.5 7 4 40.5 0 1 15.5 0 0
65.0 6 5 40.0 0 0 15.0 0 0
64.5 4 3 39.5 0 0 14.5 0 0
64.0 8 5 39.0 0 0 14.0 0 0
63.5 4 6 38.5 0 0 13.5 0 0
63.0 5 2 38.0 0 0 13.0 0 0
62.5 7 3 37.5 1 0 12.5 0 0
62.0 4 8 37.0 0 1 12.0 0 0
61.5 5 3 36.5 1 0 11.5 0 0
61.0 1 5 36.0 1 0 11.0 0 0
60.5 6 2 35.5 0 0 10.5 0 0
60.0 6 3 35.0 0 1 10.0 0 0
59.5 5 4 34.5 0 1 9.5 0 0
59.0 2 3 34.0 0 0 9.0 0 0
58.5 4 1 33.5 0 0 8.5 0 0
58.0 4 2 33.0 0 0 8.0 0 0
57.5 2 1 32.5 0 0 7.5 0 0
57.0 2 2 32.0 0 0 7.0 0 0
56.5 3 3 31.5 0 1 6.5 0 0
56.0 5 2 31.0 0 0 6.0 0 0
55.5 3 4 30.5 0 0 5.5 0 0
55.0 3 5 30.0 3 1 5.0 0 0
54.5 4 2 29.5 1 0 4.5 0 0
54.0 6 5 29.0 1 0 4.0 0 0
53.5 4 2 28.5 0 0 3.5 0 0
53.0 3 1 28.0 0 0 3.0 0 0
52.5 2 0 27.5 0 0 2.5 0 0
52.0 2 3 27.0 0 0 2.0 0 0
51.5 1 3 26.5 0 0 1.5 0 0
51.0 0 3 26.0 0 0 1.0 0 0
50.5 2 3 25.5 0 0 0.5 0 0
0.0 0 0
American Mathematics Competitions
2003 AMC 12 A Results for Idaho
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 0 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 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 0 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 0 0 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 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 0 0 0 0 0
130.5 0 0 0 0 0 0 0 0 0 0
130.0 0 0 0 0 0 0 0 0 0 0
129.5 0 0 0 0 0 0 0 0 0 0
129.0 0 0 0 0 0 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 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 0 0 0
126.0 0 0 0 0 0 0 0 0 0 0
125.5 0 0 0 0 0 0 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 0 0 0 0 0 0
123.5 0 0 0 0 0 0 0 0 0 0
123.0 0 0 0 0 0 0 0 0 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 0 0 0 0 0
121.0 0 0 0 0 0 0 0 0 0 0
120.5 0 0 0 0 0 0 0 0 0 0
120.0 0 0 0 0 0 0 0 0 0 0
119.5 0 0 0 0 0 0 0 0 0 0
119.0 0 0 0 0 0 0 0 1 0 0
118.5 0 0 0 0 0 0 0 0 0 0
118.0 0 0 0 0 0 0 0 0 0 0
117.5 0 0 0 0 0 0 0 0 0 0
117.0 0 0 0 0 0 0 0 2 0 0
116.5 0 0 0 0 0 0 0 0 0 0
116.0 0 0 0 0 0 0 0 0 0 0
115.5 0 0 0 0 0 0 0 1 0 0
115.0 0 0 0 0 0 0 0 0 0 0
114.5 0 0 0 0 0 0 0 0 0 0
114.0 0 0 0 0 0 0 0 0 0 0
113.5 0 0 0 0 0 1 1 2 0 0
113.0 0 0 0 0 0 0 0 0 0 0
112.5 0 0 0 0 0 0 0 0 0 0
112.0 0 0 0 0 0 0 0 0 0 0
111.5 0 0 0 0 0 0 0 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 0 1 0 0
109.5 0 0 0 0 0 0 0 0 0 0
109.0 0 0 0 0 0 0 1 0 0 0
108.5 0 0 0 0 0 0 0 0 0 0
108.0 0 0 0 0 0 0 0 0 0 0
107.5 0 0 0 0 0 0 0 0 0 0
107.0 0 0 0 0 0 0 0 0 0 0
106.5 0 0 0 0 0 0 1 1 0 0
106.0 0 0 0 0 0 0 1 0 0 0
105.5 0 0 0 0 0 0 2 0 0 0
105.0 0 0 0 0 0 0 0 0 0 0
104.5 0 0 0 0 0 0 0 0 0 0
104.0 0 0 0 0 0 1 2 1 0 0
103.5 0 0 0 0 0 0 1 0 0 0
103.0 0 0 0 0 0 0 1 0 0 0
102.5 0 0 0 0 0 0 0 1 0 0
102.0 0 0 0 0 0 1 3 2 0 0
101.5 0 0 0 0 0 0 1 1 0 0
101.0 0 0 0 0 0 0 1 1 0 0
100.5 0 0 0 0 0 1 4 1 0 0
100.0 0 0 0 0 0 0 0 0 0 0
99.5 0 0 0 0 0 0 5 2 0 0
99.0 0 0 0 0 0 0 0 1 0 0
98.5 0 0 0 0 0 0 1 2 0 0
98.0 0 0 0 0 0 0 2 0 0 1
97.5 0 0 0 0 0 0 1 0 0 0
97.0 0 0 0 0 0 0 2 9 0 0
96.5 0 0 0 0 0 1 1 0 0 0
96.0 0 0 0 0 0 0 1 1 0 0
95.5 0 0 0 0 1 0 1 4 0 0
95.0 0 0 0 0 0 0 3 1 0 0
94.5 0 0 0 0 0 0 2 3 0 0
94.0 0 0 0 0 0 1 0 0 0 0
93.5 0 0 0 0 0 0 1 3 0 0
93.0 0 0 0 0 1 0 1 0 0 0
92.5 0 0 0 0 0 0 1 6 0 0
92.0 0 0 0 0 0 0 0 3 0 0
91.5 0 0 0 0 0 0 1 2 0 0
91.0 0 0 0 0 0 0 4 2 0 0
90.5 0 0 0 0 0 0 2 0 0 0
90.0 0 0 0 0 0 0 4 6 0 0
89.5 0 0 0 0 0 0 3 2 0 0
89.0 0 0 0 0 0 0 3 8 0 0
88.5 0 0 0 0 0 1 0 2 0 0
88.0 0 0 0 0 0 0 0 3 0 0
87.5 0 0 0 0 0 1 2 9 0 0
87.0 0 0 0 0 0 0 2 1 0 0
86.5 0 0 0 0 0 0 5 7 0 0
86.0 0 0 0 0 0 1 1 1 0 0
85.5 0 0 0 0 0 0 3 6 0 0
85.0 0 0 0 0 0 0 3 3 0 0
84.5 0 0 0 0 0 2 0 2 0 0
84.0 0 0 0 0 0 0 3 3 0 0
83.5 0 0 0 0 0 0 2 2 0 0
83.0 0 0 0 0 0 1 5 5 0 0
82.5 0 0 0 0 0 0 5 4 0 1
82.0 0 0 0 0 0 0 5 6 0 0
81.5 0 0 0 0 0 0 5 2 0 0
81.0 0 0 0 0 0 0 2 0 0 0
80.5 0 0 0 0 0 1 6 6 0 0
80.0 0 0 0 0 0 0 3 1 0 0
79.5 0 0 0 0 0 0 3 1 0 0
79.0 0 0 0 0 0 0 3 3 0 0
78.5 0 0 0 0 0 0 7 4 0 0
78.0 0 0 0 0 0 0 5 4 0 0
77.5 0 0 0 0 0 0 5 5 0 0
77.0 0 0 0 0 0 1 8 9 0 0
76.5 0 0 0 0 0 0 4 4 0 0
76.0 0 0 0 0 0 0 9 4 0 1
75.5 0 0 0 0 0 1 6 5 0 0
75.0 0 0 0 0 0 3 5 3 0 0
74.5 0 0 0 0 0 0 10 5 0 0
74.0 0 0 0 0 0 0 5 8 0 0
73.5 0 0 0 0 0 1 8 6 0 0
73.0 0 0 0 0 0 0 5 7 0 1
72.5 0 0 0 0 0 0 7 7 0 0
72.0 0 0 0 0 0 0 4 3 0 0
71.5 0 0 0 0 0 0 8 1 0 0
71.0 0 0 0 0 0 2 17 5 0 0
70.5 0 0 0 0 0 0 5 5 0 0
70.0 0 0 0 0 0 1 6 8 0 0
69.5 0 0 0 0 0 1 4 1 0 0
69.0 0 0 0 0 0 0 5 4 0 0
68.5 0 0 0 0 0 0 2 3 0 0
68.0 0 0 0 0 0 0 9 6 0 0
67.5 0 0 0 0 0 1 5 3 0 0
67.0 0 0 0 0 0 1 5 6 0 0
66.5 0 0 0 0 0 2 5 8 0 0
66.0 0 0 0 0 0 0 7 7 0 0
65.5 0 0 0 0 0 0 8 3 0 0
65.0 0 0 0 0 0 0 7 5 0 0
64.5 0 0 0 0 0 0 3 4 0 0
64.0 0 0 0 0 0 4 5 4 0 1
63.5 0 0 0 0 0 0 4 6 0 0
63.0 0 0 0 0 0 1 2 4 0 0
62.5 0 0 0 0 0 0 5 6 0 0
62.0 0 0 0 0 0 0 7 6 0 0
61.5 0 0 0 0 0 1 4 3 0 0
61.0 0 0 0 0 0 0 3 3 0 0
60.5 0 0 0 0 0 1 2 6 0 0
60.0 0 0 0 0 0 1 6 2 0 0
59.5 0 0 0 0 0 0 3 6 0 0
59.0 0 0 0 0 0 0 5 1 0 0
58.5 0 0 0 0 0 0 3 2 0 0
58.0 0 0 0 0 0 0 4 2 0 0
57.5 0 0 0 0 0 1 1 1 0 0
57.0 0 0 0 0 0 0 2 1 0 1
56.5 0 0 0 0 0 0 3 3 0 0
56.0 0 0 0 0 1 0 4 2 0 0
55.5 0 0 0 0 0 1 5 1 0 0
55.0 0 0 0 0 1 0 3 5 0 0
54.5 0 0 0 0 0 1 4 1 0 0
54.0 0 0 0 0 1 0 5 5 0 0
53.5 0 0 0 0 0 0 2 4 0 0
53.0 0 0 0 0 0 1 3 1 0 0
52.5 0 0 0 0 0 0 1 1 0 0
52.0 0 0 0 0 0 0 3 2 0 0
51.5 0 0 0 0 0 0 3 1 0 0
51.0 0 0 0 0 0 0 2 1 0 0
50.5 0 0 0 0 0 1 2 2 0 0
50.0 0 0 0 0 0 0 2 1 0 0
49.5 0 0 0 0 0 0 1 2 0 0
49.0 0 0 0 0 1 0 4 0 0 0
48.5 0 0 0 0 1 0 0 3 0 0
48.0 0 0 0 0 0 0 3 1 0 0
47.5 0 0 0 0 0 0 1 1 0 0
47.0 0 0 0 0 0 0 2 1 0 0
46.5 0 0 0 0 0 0 0 2 0 0
46.0 0 0 0 0 0 0 2 1 0 0
45.5 0 0 0 0 0 0 1 2 0 0
45.0 0 0 0 0 0 0 1 0 0 0
44.5 0 0 0 0 0 0 1 2 0 0
44.0 0 0 0 0 0 0 0 1 0 0
43.5 0 0 0 0 0 0 1 0 0 0
43.0 0 0 0 0 0 0 3 1 0 0
42.5 0 0 0 0 0 0 0 0 0 0
42.0 0 0 0 0 1 0 1 1 0 0
41.5 0 0 0 0 0 1 1 0 0 0
41.0 0 0 0 0 0 0 0 0 0 0
40.5 0 0 0 0 1 0 1 0 0 0
40.0 0 0 0 0 0 0 0 0 0 0
39.5 0 0 0 0 0 0 0 0 0 0
39.0 0 0 0 0 0 0 0 0 0 0
38.5 0 0 0 0 0 0 0 0 0 0
38.0 0 0 0 0 0 0 0 0 0 0
37.5 0 0 0 0 0 0 0 1 0 0
37.0 0 0 0 0 0 0 0 1 0 0
36.5 0 0 0 0 0 0 1 0 0 0
36.0 0 0 0 0 0 1 0 0 0 0
35.5 0 0 0 0 0 0 0 0 0 0
35.0 0 0 0 0 0 0 0 1 0 0
34.5 0 0 0 0 0 0 1 0 0 0
34.0 0 0 0 0 0 0 0 0 0 0
33.5 0 0 0 0 0 0 0 0 0 0
33.0 0 0 0 0 0 0 0 0 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 1 0 0 0
31.0 0 0 0 0 0 0 0 0 0 0
30.5 0 0 0 0 0 0 0 0 0 0
30.0 0 0 0 0 0 0 2 2 0 0
29.5 0 0 0 0 0 0 0 1 0 0
29.0 0 0 0 0 0 1 0 0 0 0
28.5 0 0 0 0 0 0 0 0 0 0
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 0 0 0 0
25.0 0 0 0 0 0 0 0 0 0 0
24.5 0 0 0 0 0 0 0 0 0 0
24.0 0 0 0 0 0 0 0 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 1 0 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 0 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 Idaho
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 0.63 1.46 0.86 4.28* 0.44 2.31 0.02
2 0.03 9.14* 0.06 0.49 0.00 0.26 0.01
3 0.30 2.31 0.36 4.48* 0.39 2.16 0.00
4 4.86* 0.19 0.27 3.19 0.07 1.41 0.00
5 0.17 0.05 0.18 0.19 6.92* 2.49 0.00
6 1.39 1.79 2.13* 0.48 0.82 3.39 0.00
7 1.38 1.80* 0.89 1.78 0.30 3.84 0.01
8 1.31 0.54 0.38 0.27 6.02* 1.48 0.00
9 0.43 0.89 1.08 2.57* 0.16 4.87 0.00
10 0.52 0.72 0.48 2.42* 0.21 5.66 0.00
11 0.47 0.84 0.99* 0.57 0.80 6.33 0.00
12 0.09 0.26 0.55 0.41 6.18* 2.51 0.00
13 0.46 0.43 0.60 1.16 4.17* 3.17 0.00
14 0.80 0.43 0.44 3.96* 1.19 3.18 0.00
15 0.19 0.23 0.64* 0.15 0.15 8.64 0.00
16 0.65 0.41 3.99* 0.27 0.98 3.69 0.00
17 0.79 0.65* 0.30 0.72 0.23 7.32 0.00
18 0.14 0.38* 0.18 0.18 0.27 8.85 0.00
19 0.44 0.54 0.97 0.79* 0.33 6.93 0.00
20 0.23* 0.31 0.47 1.24 0.16 7.59 0.00
21 0.60 0.24 0.15 0.60* 1.33 7.07 0.00
22 0.49 0.55 0.24* 0.55 0.24 7.94 0.00
23 0.30 0.15* 0.15 0.14 0.24 9.03 0.00
24 0.15 1.15* 0.60 0.17 0.21 7.72 0.00
25 0.55 0.42 0.16* 0.07 1.48 7.31 0.01
(*) 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 Idaho
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 0
149.5 0 0 124.5 0 0 99.5 1 0
149.0 0 0 124.0 0 0 99.0 1 0
148.5 0 0 123.5 0 0 98.5 0 0
148.0 0 0 123.0 0 0 98.0 1 0
147.5 0 0 122.5 0 0 97.5 0 0
147.0 0 0 122.0 0 0 97.0 0 0
146.5 0 0 121.5 0 0 96.5 0 0
146.0 0 0 121.0 0 0 96.0 1 0
145.5 0 0 120.5 0 0 95.5 0 0
145.0 0 0 120.0 0 0 95.0 0 0
144.5 0 0 119.5 0 0 94.5 2 0
144.0 0 0 119.0 0 0 94.0 0 0
143.5 0 0 118.5 0 0 93.5 1 0
143.0 0 0 118.0 0 0 93.0 0 0
142.5 0 0 117.5 0 0 92.5 0 0
142.0 0 0 117.0 0 0 92.0 2 0
141.5 0 0 116.5 0 0 91.5 0 0
141.0 0 0 116.0 0 0 91.0 1 0
140.5 0 0 115.5 0 0 90.5 0 1
140.0 0 0 115.0 0 0 90.0 0 0
139.5 0 0 114.5 0 0 89.5 0 0
139.0 0 0 114.0 0 0 89.0 0 1
138.5 0 0 113.5 0 0 88.5 0 0
138.0 0 0 113.0 0 0 88.0 0 0
137.5 0 0 112.5 0 0 87.5 0 1
137.0 0 0 112.0 0 0 87.0 1 1
136.5 0 0 111.5 0 0 86.5 0 2
136.0 0 0 111.0 1 0 86.0 0 0
135.5 0 0 110.5 0 0 85.5 0 0
135.0 0 0 110.0 0 0 85.0 0 1
134.5 0 0 109.5 0 0 84.5 0 1
134.0 0 0 109.0 0 0 84.0 0 0
133.5 0 0 108.5 0 0 83.5 2 0
133.0 0 0 108.0 0 0 83.0 1 1
132.5 0 0 107.5 1 0 82.5 0 3
132.0 0 0 107.0 0 0 82.0 0 1
131.5 0 0 106.5 0 0 81.5 0 0
131.0 0 0 106.0 0 0 81.0 1 2
130.5 0 0 105.5 1 0 80.5 1 1
130.0 0 0 105.0 0 0 80.0 1 0
129.5 0 0 104.5 0 0 79.5 2 0
129.0 0 0 104.0 1 0 79.0 0 0
128.5 0 0 103.5 0 0 78.5 1 2
128.0 0 0 103.0 0 1 78.0 0 0
127.5 0 0 102.5 0 0 77.5 0 4
127.0 0 0 102.0 0 0 77.0 0 1
126.5 0 0 101.5 0 1 76.5 1 1
126.0 0 0 101.0 0 0 76.0 0 1
125.5 0 0 100.5 0 0 75.5 0 1
American Mathematics Competitions
2003 AMC 10 B Results for Idaho
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 0 1 50.0 0 1 25.0 0 0
74.5 2 0 49.5 1 0 24.5 0 0
74.0 6 2 49.0 0 1 24.0 0 1
73.5 1 1 48.5 0 0 23.5 0 0
73.0 0 1 48.0 0 0 23.0 0 0
72.5 2 1 47.5 0 0 22.5 0 0
72.0 0 1 47.0 0 1 22.0 0 0
71.5 1 1 46.5 0 0 21.5 0 0
71.0 0 0 46.0 0 0 21.0 0 0
70.5 4 1 45.5 0 0 20.5 0 0
70.0 2 0 45.0 0 1 20.0 0 0
69.5 1 0 44.5 0 2 19.5 0 0
69.0 2 1 44.0 0 0 19.0 0 0
68.5 3 1 43.5 0 0 18.5 0 0
68.0 2 3 43.0 0 0 18.0 0 0
67.5 1 1 42.5 1 1 17.5 0 0
67.0 0 2 42.0 0 1 17.0 0 0
66.5 3 0 41.5 0 0 16.5 0 0
66.0 0 1 41.0 0 0 16.0 0 0
65.5 0 2 40.5 0 0 15.5 0 0
65.0 0 1 40.0 0 0 15.0 0 0
64.5 0 0 39.5 0 0 14.5 0 0
64.0 0 1 39.0 0 0 14.0 0 0
63.5 2 3 38.5 1 0 13.5 0 0
63.0 1 1 38.0 0 0 13.0 0 0
62.5 0 1 37.5 0 0 12.5 0 0
62.0 1 0 37.0 0 0 12.0 0 1
61.5 0 0 36.5 0 0 11.5 0 0
61.0 1 1 36.0 0 0 11.0 0 0
60.5 1 0 35.5 0 0 10.5 0 0
60.0 0 0 35.0 0 0 10.0 0 0
59.5 1 0 34.5 0 1 9.5 0 0
59.0 0 0 34.0 0 0 9.0 0 0
58.5 0 2 33.5 0 0 8.5 0 0
58.0 0 1 33.0 0 0 8.0 0 0
57.5 0 2 32.5 0 0 7.5 0 0
57.0 0 2 32.0 0 0 7.0 0 0
56.5 0 0 31.5 0 0 6.5 0 0
56.0 0 1 31.0 0 0 6.0 0 0
55.5 0 0 30.5 0 0 5.5 0 0
55.0 0 2 30.0 0 0 5.0 0 0
54.5 1 0 29.5 0 0 4.5 0 0
54.0 0 0 29.0 0 0 4.0 0 0
53.5 0 1 28.5 0 0 3.5 0 0
53.0 2 0 28.0 0 0 3.0 0 0
52.5 0 0 27.5 0 0 2.5 0 0
52.0 0 0 27.0 0 0 2.0 0 0
51.5 0 0 26.5 0 0 1.5 0 0
51.0 0 0 26.0 0 0 1.0 0 0
50.5 0 0 25.5 0 0 0.5 0 0
0.0 0 0
American Mathematics Competitions
2003 AMC 10 B Results for Idaho
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 0 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 0 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 0 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 0 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 0 0 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 0 0 0
123.5 0 0 0 0 0 0 0
123.0 0 0 0 0 0 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 0 0 0
120.0 0 0 0 0 0 0 0
119.5 0 0 0 0 0 0 0
119.0 0 0 0 0 0 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 0 0 0 0
116.5 0 0 0 0 0 0 0
116.0 0 0 0 0 0 0 0
115.5 0 0 0 0 0 0 0
115.0 0 0 0 0 0 0 0
114.5 0 0 0 0 0 0 0
114.0 0 0 0 0 0 0 0
113.5 0 0 0 0 0 0 0
113.0 0 0 0 0 0 0 0
112.5 0 0 0 0 0 0 0
112.0 0 0 0 0 0 0 0
111.5 0 0 0 0 0 0 0
111.0 0 0 0 0 0 1 0
110.5 0 0 0 0 0 0 0
110.0 0 0 0 0 0 0 0
109.5 0 0 0 0 0 0 0
109.0 0 0 0 0 0 0 0
108.5 0 0 0 0 0 0 0
108.0 0 0 0 0 0 0 0
107.5 0 0 0 1 0 0 0
107.0 0 0 0 0 0 0 0
106.5 0 0 0 0 0 0 0
106.0 0 0 0 0 0 0 0
105.5 0 0 0 0 0 1 0
105.0 0 0 0 0 0 0 0
104.5 0 0 0 0 0 0 0
104.0 0 0 0 0 1 0 0
103.5 0 0 0 0 0 0 0
103.0 0 0 0 0 0 1 0
102.5 0 0 0 0 0 0 0
102.0 0 0 0 0 0 0 0
101.5 0 0 0 0 0 1 0
101.0 0 0 0 0 0 0 0
100.5 0 0 0 0 0 0 0
100.0 0 0 0 0 0 0 0
99.5 0 0 0 0 1 0 0
99.0 0 0 0 0 0 1 0
98.5 0 0 0 0 0 0 0
98.0 0 0 0 0 0 1 0
97.5 0 0 0 0 0 0 0
97.0 0 0 0 0 0 0 0
96.5 0 0 0 0 0 0 0
96.0 0 0 0 1 0 0 0
95.5 0 0 0 0 0 0 0
95.0 0 0 0 0 0 0 0
94.5 0 0 0 0 2 0 0
94.0 0 0 0 0 0 0 0
93.5 0 0 0 0 1 0 0
93.0 0 0 0 0 0 0 0
92.5 0 0 0 0 0 0 0
92.0 0 0 0 0 0 2 0
91.5 0 0 0 0 0 0 0
91.0 0 0 0 0 0 1 0
90.5 0 0 0 0 0 1 0
90.0 0 0 0 0 0 0 0
89.5 0 0 0 0 0 0 0
89.0 0 0 0 0 0 1 0
88.5 0 0 0 0 0 0 0
88.0 0 0 0 0 0 0 0
87.5 0 0 0 0 0 1 0
87.0 0 0 0 0 1 1 0
86.5 0 0 0 0 0 2 0
86.0 0 0 0 0 0 0 0
85.5 0 0 0 0 0 0 0
85.0 0 0 0 0 0 1 0
84.5 0 0 0 0 0 1 0
84.0 0 0 0 0 0 0 0
83.5 0 0 0 0 2 0 0
83.0 0 0 0 0 1 1 0
82.5 0 0 0 1 0 2 0
82.0 0 0 0 0 0 1 0
81.5 0 0 0 0 0 0 0
81.0 0 0 0 1 1 2 0
80.5 0 0 0 0 1 1 0
80.0 0 0 0 0 0 1 0
79.5 0 0 0 0 2 0 0
79.0 0 0 0 0 0 0 0
78.5 0 0 0 0 1 2 0
78.0 0 0 0 0 0 0 0
77.5 0 0 0 0 2 2 0
77.0 0 0 0 0 0 1 0
76.5 0 0 0 1 1 0 0
76.0 0 0 0 1 0 0 0
75.5 0 0 0 0 0 1 0
75.0 0 0 0 0 1 0 0
74.5 0 0 0 0 0 2 0
74.0 0 0 0 0 3 5 0
73.5 0 0 0 1 0 1 0
73.0 0 0 0 0 0 1 0
72.5 0 0 0 1 1 1 0
72.0 0 0 0 0 2 0 0
71.5 0 0 0 1 0 1 0
71.0 0 0 0 0 0 0 0
70.5 0 0 0 0 2 3 0
70.0 0 0 0 0 1 1 0
69.5 0 0 0 0 0 1 0
69.0 0 0 0 2 1 0 0
68.5 0 0 0 0 1 3 0
68.0 0 0 0 0 1 4 0
67.5 0 0 0 0 1 1 0
67.0 0 0 0 0 0 2 0
66.5 0 0 0 1 0 2 0
66.0 0 0 0 0 1 0 0
65.5 0 0 0 0 0 2 0
65.0 0 0 0 0 1 0 0
64.5 0 0 0 0 0 0 0
64.0 0 0 0 0 0 1 0
63.5 0 0 0 0 2 3 0
63.0 0 0 0 1 1 0 0
62.5 0 0 0 0 1 0 0
62.0 0 0 0 0 1 0 0
61.5 0 0 0 0 0 0 0
61.0 0 0 0 1 0 1 0
60.5 0 0 0 0 1 0 0
60.0 0 0 0 0 0 0 0
59.5 0 0 0 0 1 0 0
59.0 0 0 0 0 0 0 0
58.5 0 0 0 0 1 1 0
58.0 0 0 0 0 0 1 0
57.5 0 0 0 0 0 1 1
57.0 0 0 0 0 1 1 0
56.5 0 0 0 0 0 0 0
56.0 0 0 0 0 0 1 0
55.5 0 0 0 0 0 0 0
55.0 0 0 0 0 2 0 0
54.5 0 0 0 0 1 0 0
54.0 0 0 0 0 0 0 0
53.5 0 0 0 1 0 0 0
53.0 0 0 0 0 1 1 0
52.5 0 0 0 0 0 0 0
52.0 0 0 0 0 0 0 0
51.5 0 0 0 0 0 0 0
51.0 0 0 0 0 0 0 0
50.5 0 0 0 0 0 0 0
50.0 0 0 0 0 0 1 0
49.5 0 0 0 1 0 0 0
49.0 0 0 0 0 1 0 0
48.5 0 0 0 0 0 0 0
48.0 0 0 0 0 0 0 0
47.5 0 0 0 0 0 0 0
47.0 0 0 0 0 1 0 0
46.5 0 0 0 0 0 0 0
46.0 0 0 0 0 0 0 0
45.5 0 0 0 0 0 0 0
45.0 0 0 0 0 0 1 0
44.5 0 0 0 0 1 0 1
44.0 0 0 0 0 0 0 0
43.5 0 0 0 0 0 0 0
43.0 0 0 0 0 0 0 0
42.5 0 0 0 0 1 1 0
42.0 0 0 0 0 1 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 1 0
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 0 0
36.5 0 0 0 0 0 0 0
36.0 0 0 0 0 0 0 0
35.5 0 0 0 0 0 0 0
35.0 0 0 0 0 0 0 0
34.5 0 0 0 0 0 1 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 0 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 0 0 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 1 0 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 1 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 Idaho
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 0.00 0.14 9.32* 0.27 0.07 0.20 0.00
2 0.14 0.27 1.42 6.35* 0.34 1.49 0.00
3 0.68 4.59* 0.34 0.81 0.07 3.51 0.00
4 7.36* 0.34 0.14 0.07 0.14 1.96 0.00
5 0.20 0.34 2.91* 0.68 1.62 4.26 0.00
6 1.01 1.42 0.34 2.03* 0.81 4.39 0.00
7 0.27 2.23* 0.14 0.81 0.41 6.15 0.00
8 0.27 0.34* 0.54 0.27 0.47 8.11 0.00
9 0.14 1.35* 0.14 0.27 0.14 7.97 0.00
10 0.41 0.14 1.62* 1.08 0.74 6.01 0.00
11 3.24* 0.61 0.54 0.07 0.41 5.14 0.00
12 0.47 0.68 4.53* 0.20 0.34 3.78 0.00
13 1.69 0.20 0.54 0.34 0.61* 6.62 0.00
14 1.35 0.47 0.20 1.82* 0.20 5.95 0.00
15 1.15 2.30 0.34 0.54 1.82* 3.85 0.00
16 0.47 0.07 0.74 0.41 2.84* 5.47 0.00
17 0.41 0.88* 0.61 0.27 0.07 7.77 0.00
18 0.27 0.95 0.20 1.01* 0.81 6.76 0.00
19 0.20 0.07 0.34 0.34 0.41* 8.65 0.00
20 0.54 0.20 0.34 1.15* 0.88 6.89 0.00
21 0.81 0.20 0.34* 1.76 0.68 6.22 0.00
22 1.22 2.23* 1.35 0.47 0.34 4.39 0.00
23 0.34 0.34 0.41 1.28* 0.20 7.43 0.00
24 0.07 0.07 1.82 0.27 0.00* 7.77 0.00
25 0.88 1.69* 1.01 0.27 0.27 5.88 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 Idaho
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 0
149.5 0 0 124.5 0 0 99.5 0 0
149.0 0 0 124.0 0 0 99.0 0 0
148.5 0 0 123.5 0 0 98.5 0 0
148.0 0 0 123.0 0 0 98.0 0 0
147.5 0 0 122.5 0 0 97.5 0 0
147.0 0 0 122.0 0 0 97.0 0 0
146.5 0 0 121.5 0 0 96.5 0 0
146.0 0 0 121.0 0 0 96.0 1 0
145.5 0 0 120.5 0 0 95.5 0 0
145.0 0 0 120.0 0 0 95.0 0 0
144.5 0 0 119.5 0 0 94.5 0 1
144.0 0 0 119.0 0 0 94.0 0 0
143.5 0 0 118.5 0 0 93.5 0 0
143.0 0 0 118.0 0 0 93.0 0 0
142.5 0 0 117.5 0 0 92.5 0 0
142.0 0 0 117.0 0 0 92.0 0 0
141.5 0 0 116.5 0 0 91.5 0 0
141.0 0 0 116.0 0 0 91.0 0 0
140.5 0 0 115.5 0 0 90.5 0 0
140.0 0 0 115.0 0 0 90.0 2 0
139.5 0 0 114.5 0 0 89.5 1 0
139.0 0 0 114.0 0 0 89.0 0 1
138.5 0 0 113.5 0 0 88.5 1 0
138.0 0 0 113.0 0 0 88.0 0 1
137.5 0 0 112.5 0 0 87.5 0 0
137.0 0 0 112.0 0 0 87.0 0 0
136.5 0 0 111.5 0 0 86.5 1 0
136.0 0 0 111.0 0 0 86.0 1 0
135.5 0 0 110.5 0 0 85.5 3 1
135.0 0 0 110.0 0 0 85.0 1 0
134.5 0 0 109.5 0 0 84.5 0 0
134.0 0 0 109.0 1 0 84.0 2 0
133.5 0 0 108.5 0 0 83.5 0 1
133.0 0 0 108.0 0 0 83.0 0 0
132.5 0 0 107.5 0 0 82.5 1 0
132.0 0 0 107.0 0 0 82.0 0 0
131.5 0 0 106.5 0 0 81.5 2 0
131.0 0 0 106.0 0 0 81.0 3 0
130.5 0 0 105.5 1 0 80.5 2 1
130.0 0 0 105.0 0 0 80.0 0 1
129.5 0 0 104.5 0 0 79.5 1 1
129.0 0 0 104.0 0 0 79.0 0 0
128.5 0 0 103.5 0 0 78.5 2 2
128.0 0 0 103.0 0 0 78.0 3 0
127.5 0 0 102.5 0 0 77.5 0 2
127.0 0 0 102.0 0 0 77.0 1 2
126.5 0 0 101.5 0 0 76.5 2 0
126.0 0 0 101.0 0 0 76.0 2 0
125.5 0 0 100.5 1 0 75.5 0 0
American Mathematics Competitions
2003 AMC 12 B Results for Idaho
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 0 2 50.0 0 0 25.0 0 0
74.5 2 0 49.5 0 0 24.5 0 0
74.0 3 4 49.0 0 0 24.0 0 0
73.5 1 1 48.5 0 0 23.5 0 0
73.0 2 1 48.0 0 0 23.0 0 0
72.5 4 1 47.5 0 1 22.5 0 0
72.0 2 0 47.0 0 1 22.0 0 0
71.5 0 2 46.5 0 0 21.5 0 0
71.0 1 2 46.0 0 0 21.0 0 0
70.5 4 1 45.5 0 0 20.5 0 0
70.0 1 2 45.0 0 1 20.0 0 0
69.5 1 3 44.5 0 1 19.5 0 0
69.0 2 3 44.0 0 0 19.0 0 0
68.5 2 1 43.5 0 0 18.5 0 0
68.0 2 1 43.0 0 0 18.0 0 0
67.5 1 0 42.5 0 0 17.5 0 0
67.0 3 3 42.0 1 0 17.0 0 0
66.5 0 2 41.5 0 0 16.5 0 0
66.0 1 2 41.0 0 0 16.0 0 0
65.5 0 4 40.5 0 0 15.5 0 0
65.0 2 2 40.0 0 0 15.0 0 0
64.5 1 1 39.5 0 0 14.5 0 0
64.0 2 0 39.0 0 0 14.0 0 0
63.5 0 2 38.5 0 0 13.5 0 0
63.0 2 0 38.0 0 1 13.0 0 0
62.5 3 3 37.5 0 0 12.5 0 0
62.0 1 3 37.0 0 0 12.0 0 0
61.5 2 0 36.5 0 0 11.5 0 0
61.0 0 0 36.0 0 1 11.0 0 0
60.5 1 2 35.5 0 0 10.5 0 0
60.0 1 0 35.0 0 0 10.0 0 0
59.5 1 2 34.5 0 0 9.5 0 0
59.0 0 0 34.0 0 0 9.0 0 0
58.5 0 0 33.5 0 0 8.5 0 0
58.0 0 1 33.0 0 0 8.0 0 0
57.5 0 0 32.5 0 0 7.5 0 0
57.0 0 1 32.0 0 0 7.0 0 0
56.5 0 0 31.5 0 0 6.5 0 0
56.0 1 1 31.0 0 0 6.0 0 0
55.5 0 0 30.5 0 0 5.5 0 0
55.0 0 1 30.0 0 0 5.0 0 0
54.5 0 1 29.5 0 0 4.5 0 0
54.0 1 0 29.0 0 0 4.0 0 0
53.5 1 1 28.5 0 0 3.5 0 0
53.0 1 1 28.0 0 0 3.0 0 0
52.5 0 0 27.5 0 0 2.5 0 0
52.0 0 0 27.0 0 0 2.0 0 0
51.5 0 0 26.5 0 0 1.5 0 0
51.0 1 0 26.0 0 0 1.0 0 0
50.5 1 0 25.5 0 0 0.5 0 0
0.0 0 0
American Mathematics Competitions
2003 AMC 12 B Results for Idaho
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 0 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 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 0 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 0 0 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 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 0 0 0 0 0
130.5 0 0 0 0 0 0 0 0 0 0
130.0 0 0 0 0 0 0 0 0 0 0
129.5 0 0 0 0 0 0 0 0 0 0
129.0 0 0 0 0 0 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 0 0 0
126.0 0 0 0 0 0 0 0 0 0 0
125.5 0 0 0 0 0 0 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 0 0 0 0 0 0
123.5 0 0 0 0 0 0 0 0 0 0
123.0 0 0 0 0 0 0 0 0 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 0 0 0 0 0
121.0 0 0 0 0 0 0 0 0 0 0
120.5 0 0 0 0 0 0 0 0 0 0
120.0 0 0 0 0 0 0 0 0 0 0
119.5 0 0 0 0 0 0 0 0 0 0
119.0 0 0 0 0 0 0 0 0 0 0
118.5 0 0 0 0 0 0 0 0 0 0
118.0 0 0 0 0 0 0 0 0 0 0
117.5 0 0 0 0 0 0 0 0 0 0
117.0 0 0 0 0 0 0 0 0 0 0
116.5 0 0 0 0 0 0 0 0 0 0
116.0 0 0 0 0 0 0 0 0 0 0
115.5 0 0 0 0 0 0 0 0 0 0
115.0 0 0 0 0 0 0 0 0 0 0
114.5 0 0 0 0 0 0 0 0 0 0
114.0 0 0 0 0 0 0 0 0 0 0
113.5 0 0 0 0 0 0 0 0 0 0
113.0 0 0 0 0 0 0 0 0 0 0
112.5 0 0 0 0 0 0 0 0 0 0
112.0 0 0 0 0 0 0 0 0 0 0
111.5 0 0 0 0 0 0 0 0 0 0
111.0 0 0 0 0 0 0 0 0 0 0
110.5 0 0 0 0 0 0 0 0 0 0
110.0 0 0 0 0 0 0 0 0 0 0
109.5 0 0 0 0 0 0 0 0 0 0
109.0 0 0 0 0 0 0 1 0 0 0
108.5 0 0 0 0 0 0 0 0 0 0
108.0 0 0 0 0 0 0 0 0 0 0
107.5 0 0 0 0 0 0 0 0 0 0
107.0 0 0 0 0 0 0 0 0 0 0
106.5 0 0 0 0 0 0 0 0 0 0
106.0 0 0 0 0 0 0 0 0 0 0
105.5 0 0 0 0 0 0 1 0 0 0
105.0 0 0 0 0 0 0 0 0 0 0
104.5 0 0 0 0 0 0 0 0 0 0
104.0 0 0 0 0 0 0 0 0 0 0
103.5 0 0 0 0 0 0 0 0 0 0
103.0 0 0 0 0 0 0 0 0 0 0
102.5 0 0 0 0 0 0 0 0 0 0
102.0 0 0 0 0 0 0 0 0 0 0
101.5 0 0 0 0 0 0 0 0 0 0
101.0 0 0 0 0 0 0 0 0 0 0
100.5 0 0 0 0 0 1 0 0 0 0
100.0 0 0 0 0 0 0 0 0 0 0
99.5 0 0 0 0 0 0 0 0 0 0
99.0 0 0 0 0 0 0 0 0 0 0
98.5 0 0 0 0 0 0 0 0 0 0
98.0 0 0 0 0 0 0 0 0 0 0
97.5 0 0 0 0 0 0 0 0 0 0
97.0 0 0 0 0 0 0 0 0 0 0
96.5 0 0 0