American Mathematics Competitions
2006 AMC 10 A Results for Connecticut
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 2026
Number of unofficial participants: 28
Average score of participants: 75.3
Average score for female students is: 73.7 ( 937 Students)
Average score for male students is: 76.9 ( 993 Students)
Average score for unspecified gender is 73.2 ( 96 Students)
Average score for grade 10 is: 76.4 ( 1058 Students)
Average score for grade 9 is: 73.5 ( 878 Students)
Average score for grade 8 and below is: 86.0 ( 54 Students)
Average score with unknown grade: 70.4 ( 36 Students)
AIME qualifying score = 120.0 or better
Number of AIME qualifers 19
Number of schools returning results 51
Average school winning score 109.63
American Mathematics Competitions
2006 AMC 12 A Results for Connecticut
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 2064
Number of unofficial participants: 49
Average score of participants: 85.9
Average score for female students is: 82.9 ( 878 Students)
Average score for male students is: 88.6 ( 1095 Students)
Average score for unspecified gender is 81.5 ( 91 Students)
Average score for grade 13 is: 97.3 ( 3 Students)
Average score for grade 12 is: 87.4 ( 829 Students)
Average score for grade 11 is: 84.5 ( 945 Students)
Average score for grade 10 is: 89.9 ( 163 Students)
Average score for grade 9 is: 80.8 ( 95 Students)
Average score for grade 8 and below is: 85.0 ( 1 Student)
Average score with unknown grade: 77.7 ( 28 Students)
AIME qualifying score = 100.0 or better
Number of AIME qualifers 455
Number of schools returning results 54
Average school winning score 112.78
Average school team score 324.37
American Mathematics Competitions
2006 AMC 10 B Results for Connecticut
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 1289
Number of unofficial participants: 0
Average score of participants: 65.0
Average score for female students is: 62.4 ( 640 Students)
Average score for male students is: 67.8 ( 589 Students)
Average score for unspecified gender is 64.7 ( 60 Students)
Average score for grade 10 is: 67.7 ( 666 Students)
Average score for grade 9 is: 61.6 ( 581 Students)
Average score for grade 8 and below is: 75.8 ( 24 Students)
Average score with unknown grade: 60.4 ( 18 Students)
AIME qualifying score = 120.0 or better
Number of AIME qualifers 9
Number of schools returning results 37
Average school winning score 98.55
American Mathematics Competitions
2006 AMC 12 B Results for Connecticut
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 1508
Number of unofficial participants: 0
Average score of participants: 85.2
Average score for female students is: 81.8 ( 638 Students)
Average score for male students is: 88.2 ( 793 Students)
Average score for unspecified gender is 82.7 ( 77 Students)
Average score for grade 13 is: 83.0 ( 2 Students)
Average score for grade 12 is: 88.5 ( 527 Students)
Average score for grade 11 is: 82.8 ( 733 Students)
Average score for grade 10 is: 84.9 ( 186 Students)
Average score for grade 9 is: 90.5 ( 32 Students)
Average score for grade 8 and below is: 98.5 ( 2 Students)
Average score with unknown grade: 81.9 ( 26 Students)
AIME qualifying score = 100.0 or better
Number of AIME qualifers 254
Number of schools returning results 47
Average school winning score 112.50
Average school team score 314.11
2006 State AMC 12 TEAM Score Distribution
-----------------------------------------------
score A B Rank
-----------------------------------------------
383.0 1 1
378.5 1 2
373.0 1 3
364.5 1 4
362.0 1 5
361.0 1 6
356.0 1 7
355.5 1 8
355.0 1 9
353.5 1 1 10
353.0 1 12
352.0 1 2 13
351.0 1 16
350.5 2 17
348.5 1 19
348.0 1 20
347.0 1 21
346.0 1 1 22
345.0 1 24
343.5 1 25
342.0 1 26
341.0 1 27
340.0 3 2 28
339.0 2 33
334.0 1 1 35
332.0 1 37
330.5 1 38
330.0 1 39
329.5 1 40
328.0 1 41
327.5 1 42
327.0 1 43
326.0 2 44
325.0 2 46
324.5 3 48
324.0 1 51
323.5 1 52
323.0 1 53
322.5 1 54
322.0 1 55
321.0 1 56
320.0 1 57
319.0 1 1 58
318.5 1 60
318.0 1 61
317.5 1 62
316.0 1 63
312.0 2 64
311.0 1 66
310.5 2 67
309.5 2 69
309.0 1 71
308.5 1 72
307.5 1 1 73
307.0 1 75
305.0 1 76
304.5 1 1 77
303.0 1 79
301.0 1 1 80
296.5 1 82
294.5 1 83
291.0 1 84
290.0 1 85
289.5 1 2 86
289.0 1 89
285.5 1 90
282.5 1 91
281.5 1 92
281.0 1 93
280.5 1 94
275.5 1 95
274.5 1 96
261.5 1 97
257.5 1 98
244.0 1 99
212.0 1 100
126.5 1 101
2006 AMC Contest Score Distributions
-----------------------------------------------
score 12 A 12 B 10 A 10 B
-----------------------------------------------
144.0 1 1 1
140.5 1
139.5 1 1
133.5 2
132.5 1
131.0 1
129.0 1 1 2
127.5 1 2
126.5 4 3
125.5 2
125.0 1
124.0 2 1 3
123.0 1 3 1
122.0 5 1 2
121.5 1 1
120.5 1 1 3 2
119.5 6 1 3
118.5 12 7 1
118.0 1 2
117.0 3 5 6
116.0 18 2 3
115.0 14 7 2
114.5 2 4 2
113.5 7 7 5 2
112.5 42 10 1 1
112.0 1 3 1
111.5 9 12 1 1
111.0 5 5 1
110.0 16 3 6 3
109.5 1
109.0 26 7 5 3
108.5 1 8
108.0 14 20 3 1
107.5 5 2 5 5
107.0 2
106.5 37 9 8 2
106.0 2
105.5 26 22 2 1
105.0 5 6 2
104.5 6 22 2
104.0 25 6 11 3
103.5 1 2
103.0 51 9 7 3
102.5 4 1
102.0 39 29 1 2
101.5 10 1 7 3
101.0 19 46 5 1
100.5 41 13 12 4
100.0 3
99.5 34 20 9 4
99.0 1 2 2 2
98.5 11 52 7
98.0 22 3 7 2
97.5 4 7 8
97.0 38 21 16 7
96.5 1 1 7
96.0 38 40 17 1
95.5 9 1 12 5
95.0 41 74 11 1
94.5 33 8 12 6
94.0 8 10 8 1
93.5 45 21 16 4
93.0 5 1 11
92.5 32 50 19 6
92.0 22 4 14 5
91.5 10 25 9 1
91.0 35 8 19 7
90.5 4 4 6 2
90.0 49 32 20 4
89.5 12 1 16 1
89.0 32 65 21 4
88.5 31 10 12 8
88.0 15 17 11 7
87.5 28 17 23 6
87.0 10 4 17
86.5 25 32 21 7
86.0 16 2 11 8
85.5 17 23 25 8
85.0 25 9 18 8
84.5 17 17 10 5
84.0 32 24 23 11
83.5 18 4 21 1
83.0 42 53 34 6
82.5 22 3 18 8
82.0 13 21 18 6
81.5 27 16 28 13
81.0 5 11 19 9
80.5 30 36 31 8
80.0 11 8 19 6
79.5 15 16 31 14
79.0 16 6 21 12
78.5 24 17 26 11
78.0 39 26 34 9
77.5 6 7 18 3
77.0 32 28 40 17
76.5 17 6 22 11
76.0 21 18 22 5
75.5 28 13 19 11
75.0 17 11 21 8
74.5 23 22 28 20
74.0 13 9 19 15
73.5 19 11 22 23
73.0 15 10 21 13
72.5 22 9 30 11
72.0 21 14 30 15
71.5 16 2 18 14
71.0 23 13 28 18
70.5 15 1 14 8
70.0 16 12 26 16
69.5 14 6 17 18
69.0 6 14 33 18
68.5 17 10 28 19
68.0 14 4 21 8
67.5 15 9 18 17
67.0 18 5 13 8
66.5 15 8 24 12
66.0 16 24 20 16
65.5 11 5 21 7
65.0 17 8 20 20
64.5 11 4 19 12
64.0 7 3 15 15
63.5 10 8 11 10
63.0 9 3 15 15
62.5 5 4 22 20
62.0 7 1 15 12
61.5 13 6 22 13
61.0 9 8 11 11
60.5 5 3 12 19
60.0 2 5 34 16
59.5 6 2 9 12
59.0 6 8 16 16
58.5 8 5 20 11
58.0 5 1 17 16
57.5 2 6 19 13
57.0 9 3 4 9
56.5 3 6 13 17
56.0 4 4 10 10
55.5 2 1 10 19
55.0 2 6 7 8
54.5 4 3 8 11
54.0 5 5 13 23
53.5 5 1 9 13
53.0 2 1 9 18
52.5 2 2 11 12
52.0 1 1 15
51.5 4 3 11 10
51.0 1 8 12
50.5 3 3 15 17
50.0 2 1 3 11
49.5 1 6 5
49.0 1 8 9
48.5 3 10 10
48.0 4 8 17 12
47.5 1 1 6
47.0 4 1 4 5
46.5 2 4 6 8
46.0 2 7
45.5 1 3 3 6
45.0 2 2 4 6
44.5 3 12
44.0 1 3 3 6
43.5 1 7 9
43.0 1 4 7
42.5 2 6 4
42.0 5 5 8 14
41.5 5 1
41.0 1 1 2
40.5 6 8
40.0 1 1 2 2
39.5 2
39.0 1 5 2
38.5 3 4
38.0 1 3 5 11
37.5 1 1 2
37.0 4
36.5 2 5
36.0 3 4 7 6
35.5 1
35.0 1 3
34.5 1 5
34.0 1 2
33.5 1 1
33.0 1 3
32.5 1 3
32.0 7
31.5 1
31.0 4
30.5 1 4 1
30.0 5 6 5
29.5 2
29.0 1 1
28.5 1
28.0 1
27.0 2
26.5 1 1
26.0 1
25.5 1
24.5 1 1 3
24.0 2 1 3 8
22.5 1
22.0 1
21.0 3
18.0 1 1
14.5 1 2
13.5 1
12.0 2
American Mathematics Competitions
2006 AMC 10 A Results for Connecticut
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 125.0 100.0 2
149.5 124.5 99.5 5 4
149.0 124.0 1 99.0 2
148.5 123.5 98.5 3 3
148.0 123.0 1 98.0 4 3
147.5 122.5 97.5 5 3
147.0 122.0 2 97.0 6 9
146.5 121.5 96.5 5 2
146.0 121.0 96.0 10 7
145.5 120.5 3 95.5 7 4
145.0 120.0 95.0 5 6
144.5 119.5 3 94.5 7 5
144.0 1 119.0 94.0 5 3
143.5 118.5 1 93.5 8 8
143.0 118.0 2 93.0 3 8
142.5 117.5 92.5 11 8
142.0 117.0 4 1 92.0 9 5
141.5 116.5 91.5 4 5
141.0 116.0 2 1 91.0 10 8
140.5 1 115.5 90.5 5 1
140.0 115.0 2 90.0 15 4
139.5 114.5 4 89.5 11 5
139.0 114.0 89.0 12 8
138.5 113.5 3 1 88.5 5 6
138.0 113.0 88.0 4 7
137.5 112.5 1 87.5 9 14
137.0 112.0 3 87.0 10 7
136.5 111.5 1 86.5 11 10
136.0 111.0 3 1 86.0 8 2
135.5 110.5 85.5 15 10
135.0 110.0 4 2 85.0 6 10
134.5 109.5 1 84.5 5 4
134.0 109.0 2 3 84.0 10 12
133.5 2 108.5 3 5 83.5 10 7
133.0 108.0 1 1 83.0 13 18
132.5 107.5 4 1 82.5 13 5
132.0 107.0 1 1 82.0 6 12
131.5 106.5 5 2 81.5 14 13
131.0 1 106.0 1 1 81.0 10 9
130.5 105.5 2 80.5 16 13
130.0 105.0 5 1 80.0 14 5
129.5 104.5 1 79.5 11 19
129.0 2 104.0 3 8 79.0 18 3
128.5 103.5 2 78.5 11 15
128.0 103.0 4 1 78.0 19 15
127.5 1 1 102.5 3 1 77.5 8 10
127.0 102.0 1 77.0 20 18
126.5 1 2 101.5 5 2 76.5 10 11
126.0 101.0 3 2 76.0 8 14
125.5 100.5 9 2 75.5 10 8
American Mathematics Competitions
2006 AMC 10 A Results for Connecticut
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 10 10 50.0 3 25.0
74.5 16 11 49.5 3 3 24.5
74.0 11 7 49.0 2 4 24.0 2 1
73.5 11 10 48.5 5 5 23.5
73.0 11 9 48.0 10 7 23.0
72.5 5 22 47.5 1 22.5
72.0 13 14 47.0 2 2 22.0 1
71.5 9 8 46.5 2 4 21.5
71.0 11 14 46.0 1 21.0
70.5 7 6 45.5 1 2 20.5
70.0 9 16 45.0 1 3 20.0
69.5 1 16 44.5 1 1 19.5
69.0 18 13 44.0 3 19.0
68.5 11 14 43.5 2 3 18.5
68.0 9 9 43.0 3 1 18.0
67.5 9 8 42.5 3 3 17.5
67.0 2 7 42.0 6 1 17.0
66.5 12 10 41.5 1 4 16.5
66.0 11 9 41.0 1 16.0
65.5 8 12 40.5 1 5 15.5
65.0 6 13 40.0 1 1 15.0
64.5 9 10 39.5 14.5
64.0 3 12 39.0 1 4 14.0
63.5 4 7 38.5 2 1 13.5
63.0 3 12 38.0 4 1 13.0
62.5 11 10 37.5 1 12.5
62.0 7 8 37.0 12.0
61.5 11 10 36.5 1 1 11.5
61.0 4 7 36.0 4 2 11.0
60.5 9 3 35.5 10.5
60.0 19 14 35.0 10.0
59.5 7 34.5 9.5
59.0 10 5 34.0 1 9.0
58.5 9 10 33.5 8.5
58.0 7 9 33.0 1 8.0
57.5 7 10 32.5 7.5
57.0 1 3 32.0 7.0
56.5 3 10 31.5 1 6.5
56.0 6 3 31.0 6.0
55.5 5 3 30.5 3 1 5.5
55.0 4 2 30.0 4 1 5.0
54.5 5 3 29.5 4.5
54.0 5 8 29.0 1 4.0
53.5 3 6 28.5 3.5
53.0 2 7 28.0 3.0
52.5 5 5 27.5 2.5
52.0 1 27.0 2.0
51.5 4 7 26.5 1 1.5
51.0 7 1 26.0 1.0
50.5 5 9 25.5 1 .5
0.0 0 0
American Mathematics Competitions
2006 AMC 10 A Results for Connecticut
SCORE DISTRIBUTION
score -----------grade-----------
6 7 8 9 10 unknown
---------------------------
144.0 1
140.5 1
133.5 2
131.0 1
129.0 1 1
127.5 2
126.5 3
124.0 1
123.0 1
122.0 2
120.5 1 2
119.5 2 1
118.5 1
118.0 1 1
117.0 1 5
116.0 1 2
115.0 1 1
114.5 1 3
113.5 2 3
112.5 1
112.0 1 1 1
111.5 1
111.0 1 4
110.0 2 4
109.5 1
109.0 5
108.5 1 7
108.0 1 1 1
107.5 5
107.0 1 1
106.5 1 6 1
106.0 1 1
105.5 1 1
105.0 1 5
104.5 1 1
104.0 4 7
103.5 2
103.0 1 2 4
102.5 1 3
102.0 1
101.5 2 5
101.0 1 3 1
100.5 5 6 1
100.0 1 2
99.5 3 6
99.0 1 1
98.5 4 3
98.0 7
97.5 1 7
97.0 5 11
96.5 5 2
96.0 1 6 10
95.5 5 7
95.0 1 4 6
94.5 1 2 3 6
94.0 5 2 1
93.5 1 5 10
93.0 2 9
92.5 10 9
92.0 6 8
91.5 4 5
91.0 7 12
90.5 1 3 2
90.0 10 10
89.5 1 4 11
89.0 1 10 10
88.5 5 7
88.0 6 5
87.5 1 4 17 1
87.0 8 9
86.5 1 7 12 1
86.0 1 3 7
85.5 1 14 9 1
85.0 1 4 13
84.5 5 4 1
84.0 3 7 13
83.5 1 10 10
83.0 1 15 18
82.5 9 9
82.0 9 8 1
81.5 2 11 15
81.0 1 8 9 1
80.5 2 11 18
80.0 7 12
79.5 1 14 16
79.0 1 9 10 1
78.5 16 10
78.0 1 16 17
77.5 10 8
77.0 2 16 22
76.5 11 10 1
76.0 1 11 10
75.5 1 11 7
75.0 17 4
74.5 2 10 15 1
74.0 6 12 1
73.5 12 9 1
73.0 1 9 11
72.5 19 10 1
72.0 18 12
71.5 11 7
71.0 14 13 1
70.5 6 8
70.0 13 13
69.5 1 7 9
69.0 19 13 1
68.5 11 16 1
68.0 8 13
67.5 1 11 5 1
67.0 1 3 8 1
66.5 1 11 12
66.0 12 8
65.5 12 9
65.0 2 11 7
64.5 5 14
64.0 6 9
63.5 5 6
63.0 8 7
62.5 12 9 1
62.0 9 6
61.5 8 14
61.0 4 7
60.5 6 6
60.0 17 16 1
59.5 1 1 6 1
59.0 1 5 10
58.5 1 8 9 2
58.0 11 6
57.5 5 13 1
57.0 3 1
56.5 6 7
56.0 5 5
55.5 5 3 2
55.0 2 3 2
54.5 3 5
54.0 8 4 1
53.5 4 5
53.0 9
52.5 4 6 1
52.0 1
51.5 5 6
51.0 1 6 1
50.5 4 10 1
50.0 2 1
49.5 5 1
49.0 3 5
48.5 6 4
48.0 8 9
47.5 1
47.0 2 2
46.5 4 2
46.0 1 1
45.5 3
45.0 2 2
44.5 1 2
44.0 2 1
43.5 3 4
43.0 2 2
42.5 3 3
42.0 5 3
41.5 3 2
41.0 1
40.5 2 4
40.0 2
39.0 1 4
38.5 2 1
38.0 2 3
37.5 1
36.5 1 1
36.0 2 5
34.0 1
33.0 1
31.5 1
30.5 4
30.0 1 5
29.0 1
26.5 1
25.5 1
24.0 1 2
22.0 1
American Mathematics Competitions
2006 AMC 10 A Results for Connecticut
Analysis
Table of Item Difficulty for the 2006
American High School Mathematics Examination
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 9.89* 0.01 0.06 0.03 0.00 0.00 0.00
2 1.15 0.15 2.48* 0.18 2.12 3.92 0.00
3 0.09 8.13* 0.09 0.06 1.49 0.13 0.00
4 2.45 0.16 0.10 0.13 6.57* 0.58 0.00
5 0.18 1.11 1.18 6.78* 0.29 0.45 0.00
6 0.30 7.15* 0.44 0.15 0.12 1.84 0.00
7 6.80* 0.13 0.38 0.38 0.30 2.01 0.00
8 0.82 0.37 0.47 0.17 2.13* 6.04 0.00
9 1.73 1.55 5.09* 0.27 0.26 1.10 0.00
10 0.31 0.21 0.76 2.34 0.83* 5.54 0.00
11 1.79 1.30 1.35* 0.71 0.88 3.96 0.00
12 0.89 0.43 3.84* 1.00 0.37 3.47 0.00
13 0.40 1.27 0.36 4.13* 0.15 3.70 0.00
14 1.67 3.21* 0.22 0.96 0.84 3.10 0.00
15 0.77 0.34 0.39 0.98* 0.65 6.87 0.00
16 0.22 0.20 0.33 0.33* 0.61 8.32 0.00
17 1.49* 0.36 0.29 0.43 0.30 7.13 0.00
18 1.79 0.21 2.35* 0.38 0.20 5.06 0.00
19 0.46 1.30 0.64* 0.29 0.28 7.03 0.00
20 0.41 1.02 0.38 0.40 0.38* 7.39 0.00
21 0.80 0.60 0.42 0.40 0.83* 6.94 0.00
22 0.12 0.80 2.98* 3.22 1.03 1.85 0.00
23 0.62 1.08* 0.15 0.26 0.51 7.37 0.01
24 0.72 0.25* 0.40 0.20 0.32 8.11 0.00
25 1.43 0.60 0.47* 0.49 0.29 6.72 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
2006 AMC 12 A Results for Connecticut
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 125.0 100.0
149.5 124.5 99.5 21 11
149.0 124.0 2 99.0 1
148.5 123.5 98.5 6 5
148.0 123.0 1 98.0 13 7
147.5 122.5 97.5 3 1
147.0 122.0 5 97.0 23 15
146.5 121.5 1 96.5 1
146.0 121.0 96.0 23 14
145.5 120.5 1 95.5 3 4
145.0 120.0 95.0 24 16
144.5 119.5 6 94.5 18 15
144.0 1 119.0 94.0 2 6
143.5 118.5 7 5 93.5 21 21
143.0 118.0 93.0 1 4
142.5 117.5 92.5 22 10
142.0 117.0 2 1 92.0 18 4
141.5 116.5 91.5 5 5
141.0 116.0 14 3 91.0 19 15
140.5 115.5 90.5 1 3
140.0 115.0 8 6 90.0 29 19
139.5 1 114.5 1 1 89.5 7 4
139.0 114.0 89.0 20 10
138.5 113.5 5 2 88.5 15 15
138.0 113.0 88.0 6 9
137.5 112.5 28 11 87.5 15 13
137.0 112.0 1 87.0 5 4
136.5 111.5 6 3 86.5 13 11
136.0 111.0 2 3 86.0 6 10
135.5 110.5 85.5 5 10
135.0 110.0 12 3 85.0 15 9
134.5 109.5 84.5 10 7
134.0 109.0 16 7 84.0 18 14
133.5 108.5 1 83.5 7 11
133.0 108.0 10 3 83.0 18 21
132.5 107.5 2 3 82.5 11 9
132.0 107.0 82.0 6 5
131.5 106.5 26 11 81.5 16 8
131.0 106.0 81.0 3 1
130.5 105.5 15 11 80.5 11 16
130.0 105.0 4 1 80.0 8 3
129.5 104.5 3 3 79.5 8 6
129.0 1 104.0 18 7 79.0 8 8
128.5 103.5 1 78.5 11 12
128.0 103.0 31 19 78.0 19 17
127.5 1 102.5 77.5 4 2
127.0 102.0 28 9 77.0 13 15
126.5 101.5 4 6 76.5 9 6
126.0 101.0 11 6 76.0 9 12
125.5 100.5 28 12 75.5 16 10
American Mathematics Competitions
2006 AMC 12 A Results for Connecticut
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 9 7 50.0 1 25.0
74.5 8 13 49.5 1 24.5 1
74.0 7 5 49.0 24.0 2
73.5 4 15 48.5 1 2 23.5
73.0 7 8 48.0 1 2 23.0
72.5 9 13 47.5 1 22.5
72.0 15 4 47.0 2 1 22.0
71.5 5 10 46.5 2 21.5
71.0 8 12 46.0 21.0
70.5 9 5 45.5 1 20.5
70.0 9 7 45.0 1 1 20.0
69.5 7 6 44.5 19.5
69.0 2 4 44.0 1 19.0
68.5 7 10 43.5 1 18.5
68.0 6 7 43.0 18.0
67.5 5 10 42.5 17.5
67.0 5 13 42.0 3 2 17.0
66.5 7 8 41.5 16.5
66.0 8 7 41.0 16.0
65.5 4 7 40.5 15.5
65.0 9 7 40.0 1 15.0
64.5 5 6 39.5 14.5
64.0 3 4 39.0 1 14.0
63.5 3 6 38.5 13.5
63.0 3 6 38.0 1 13.0
62.5 1 4 37.5 12.5
62.0 3 4 37.0 12.0
61.5 3 10 36.5 11.5
61.0 4 5 36.0 3 11.0
60.5 2 2 35.5 10.5
60.0 2 35.0 1 10.0
59.5 2 4 34.5 9.5
59.0 6 34.0 9.0
58.5 8 33.5 1 8.5
58.0 1 4 33.0 8.0
57.5 1 1 32.5 1 7.5
57.0 1 8 32.0 7.0
56.5 1 1 31.5 6.5
56.0 3 1 31.0 6.0
55.5 1 30.5 5.5
55.0 2 30.0 1 3 5.0
54.5 2 2 29.5 4.5
54.0 4 1 29.0 4.0
53.5 2 3 28.5 3.5
53.0 1 1 28.0 3.0
52.5 1 27.5 2.5
52.0 27.0 2.0
51.5 3 1 26.5 1 1.5
51.0 26.0 1.0
50.5 1 2 25.5 .5
0.0 0 0
American Mathematics Competitions
2006 AMC 12 A Results for Connecticut
SCORE DISTRIBUTION
score -----------grade-----------
6 7 8 9 10 11 12 13 unknown
---------------------------
144.0 1
139.5 1
129.0 1
127.5 1
124.0 2
123.0 1
122.0 1 1 3
121.5 1
120.5 1
119.5 2 4
118.5 4 8
117.0 1 1 1
116.0 2 9 7
115.0 5 9
114.5 2
113.5 1 1 1 4
112.5 1 3 15 23
112.0 1
111.5 1 8
111.0 1 4
110.0 8 8
109.0 1 4 9 11 1
108.5 1
108.0 3 4 6 1
107.5 3 2
106.5 5 12 20
105.5 2 5 10 9
105.0 1 1 1 2
104.5 3 3
104.0 2 2 11 10
103.5 1
103.0 3 27 21
102.0 1 2 13 23
101.5 3 7
101.0 2 4 6 7
100.5 1 6 18 16
99.5 1 2 16 14 1
99.0 1
98.5 1 5 5
98.0 1 3 8 10
97.5 3 1
97.0 4 18 16
96.5 1
96.0 1 5 15 17
95.5 1 3 4 1
95.0 2 4 19 16
94.5 2 15 16
94.0 1 3 4
93.5 4 22 18 1
93.0 4 1
92.5 3 3 12 13 1
92.0 2 9 11
91.5 1 1 3 4 1
91.0 3 19 13
90.5 1 2 1
90.0 7 21 21
89.5 2 6 4
89.0 3 6 14 9
88.5 2 21 7 1
88.0 2 1 6 6
87.5 2 3 10 13
87.0 2 4 4
86.5 2 12 11
86.0 1 12 3
85.5 2 1 6 8
85.0 1 4 14 6
84.5 2 7 8
84.0 3 19 10
83.5 1 7 10
83.0 2 4 19 15 2
82.5 1 1 8 11 1
82.0 3 1 4 5
81.5 1 2 13 9 2
81.0 1 4
80.5 1 16 12 1
80.0 2 6 3
79.5 2 4 8 1
79.0 1 9 6
78.5 3 3 12 5 1
78.0 3 2 20 14
77.5 2 2 2
77.0 1 2 19 8 2
76.5 1 1 8 6 1
76.0 1 1 8 11
75.5 4 2 13 9
75.0 9 7 1
74.5 2 5 8 8
74.0 9 4
73.5 1 11 7
73.0 13 2
72.5 4 2 9 7
72.0 1 2 4 13 1
71.5 1 6 9
71.0 5 2 6 10
70.5 1 8 5 1
70.0 3 8 5
69.5 1 3 10
69.0 1 4 1
68.5 1 12 4
68.0 6 8
67.5 7 8
67.0 1 10 7
66.5 2 5 8
66.0 1 12 3
65.5 1 10
65.0 2 2 5 7 1
64.5 1 7 1 2
64.0 1 3 3
63.5 1 5 4
63.0 4 5
62.5 1 3 1
62.0 3 4
61.5 1 2 6 4
61.0 1 4 4
60.5 1 2 2
60.0 2
59.5 6
59.0 2 4
58.5 5 3
58.0 3 2
57.5 2
57.0 1 5 3
56.5 1 2
56.0 1 3
55.5 1 1
55.0 1 1
54.5 4
54.0 2 3
53.5 5
53.0 1 1
52.5 1 1
51.5 3 1
51.0 1
50.5 2 1
50.0 1 1
49.5 1
48.5 1 1 1
48.0 1 1 2
47.5 1
47.0 2 1 1
46.5 2
45.5 1
45.0 2
44.0 1
43.5 1
42.0 4 1
40.0 1
39.0 1
38.0 1
37.5 1
36.0 1 2
35.0 1
33.5 1
32.5 1
30.0 2 2 1
26.5 1
24.5 1
24.0 1 1
18.0 1
American Mathematics Competitions
2006 AMC 12 A Results for Connecticut
Analysis
Table of Item Difficulty for the 2006
American High School Mathematics Examination
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 9.92* 0.00 0.04 0.01 0.01 0.00 0.00
2 1.58 0.13 5.10* 0.04 0.63 2.52 0.00
3 0.04 8.84* 0.03 0.03 1.01 0.05 0.00
4 1.70 0.10 0.06 0.07 7.79* 0.29 0.00
5 0.14 0.62 0.83 7.88* 0.20 0.33 0.00
6 7.21* 0.09 0.29 0.24 0.27 1.90 0.00
7 0.63 5.16* 0.75 0.61 0.40 2.45 0.01
8 0.96 1.04 6.93* 0.18 0.11 0.78 0.00
9 8.14* 0.17 0.06 0.04 0.30 1.29 0.00
10 0.25 0.10 0.75 3.58 1.78* 3.54 0.00
11 1.55 0.90 2.58* 0.83 0.55 3.59 0.00
12 1.43 5.29* 0.17 0.69 0.27 2.15 0.00
13 0.45 0.08 0.18 0.05 5.79* 3.44 0.00
14 0.07 0.54 4.84* 2.40 0.34 1.82 0.00
15 3.47* 1.25 0.24 0.52 1.47 3.04 0.00
16 0.36 3.91* 0.12 0.19 0.48 4.94 0.00
17 0.22 0.52* 0.33 0.33 0.09 8.50 0.00
18 1.14 0.13 0.24 0.44 0.43* 7.62 0.00
19 0.11 0.09 0.17 0.12 0.18* 9.33 0.00
20 1.42 0.54 0.42* 0.23 0.15 7.24 0.00
21 0.05 0.10 0.27 0.07 0.19* 9.32 0.00
22 0.09 0.14 0.13 0.11* 0.06 9.47 0.00
23 0.06 0.10* 0.12 0.07 0.14 9.51 0.00
24 1.01 0.13 0.15 0.19* 0.09 8.44 0.00
25 0.12 0.11 0.14 0.13 0.11* 9.39 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
2006 AMC 10 B Results for Connecticut
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 125.0 1 100.0
149.5 124.5 99.5 4
149.0 124.0 2 1 99.0 2
148.5 123.5 98.5
148.0 123.0 98.0 2
147.5 122.5 97.5
147.0 122.0 97.0 3 3
146.5 121.5 1 96.5
146.0 121.0 96.0 1
145.5 120.5 2 95.5 3 2
145.0 120.0 95.0 1
144.5 119.5 94.5 4 2
144.0 1 119.0 94.0 1
143.5 118.5 93.5 2 1
143.0 118.0 93.0
142.5 117.5 92.5 4 2
142.0 117.0 92.0 4 1
141.5 116.5 91.5 1
141.0 116.0 91.0 2 5
140.5 115.5 90.5 1
140.0 115.0 90.0 2 2
139.5 1 114.5 2 89.5 1
139.0 114.0 89.0 2 2
138.5 113.5 1 1 88.5 3 5
138.0 113.0 88.0 4 3
137.5 112.5 1 87.5 3 3
137.0 112.0 1 87.0
136.5 111.5 1 86.5 1 6
136.0 111.0 1 86.0 6 2
135.5 110.5 85.5 4 4
135.0 110.0 2 85.0 7 1
134.5 109.5 84.5 3 2
134.0 109.0 1 2 84.0 6 4
133.5 108.5 83.5 1
133.0 108.0 1 83.0 3 3
132.5 107.5 3 2 82.5 5 3
132.0 107.0 82.0 4 2
131.5 106.5 2 81.5 9 4
131.0 106.0 81.0 5 3
130.5 105.5 1 80.5 4 4
130.0 105.0 1 1 80.0 3 3
129.5 104.5 79.5 4 10
129.0 104.0 1 2 79.0 8 3
128.5 103.5 78.5 5 5
128.0 103.0 3 78.0 5 4
127.5 102.5 1 77.5 2 1
127.0 102.0 2 77.0 10 5
126.5 101.5 2 76.5 8 3
126.0 101.0 1 76.0 2 2
125.5 100.5 3 75.5 8 3
American Mathematics Competitions
2006 AMC 10 B Results for Connecticut
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 5 2 50.0 5 6 25.0
74.5 7 11 49.5 1 2 24.5 3
74.0 8 7 49.0 3 6 24.0 4 4
73.5 12 11 48.5 4 6 23.5
73.0 8 4 48.0 5 7 23.0
72.5 5 5 47.5 2 4 22.5 1
72.0 8 7 47.0 2 2 22.0
71.5 10 4 46.5 5 3 21.5
71.0 11 5 46.0 6 21.0 2 1
70.5 3 5 45.5 4 2 20.5
70.0 10 6 45.0 1 4 20.0
69.5 11 6 44.5 2 10 19.5
69.0 9 8 44.0 3 3 19.0
68.5 6 12 43.5 2 7 18.5
68.0 4 4 43.0 3 3 18.0
67.5 5 11 42.5 1 2 17.5
67.0 6 2 42.0 7 6 17.0
66.5 6 5 41.5 1 16.5
66.0 6 8 41.0 1 1 16.0
65.5 4 2 40.5 2 5 15.5
65.0 9 9 40.0 2 15.0
64.5 6 6 39.5 2 14.5 1 1
64.0 7 8 39.0 1 1 14.0
63.5 7 2 38.5 1 3 13.5 1
63.0 8 7 38.0 7 4 13.0
62.5 5 13 37.5 1 1 12.5
62.0 5 6 37.0 1 3 12.0 2
61.5 7 5 36.5 5 11.5
61.0 6 5 36.0 2 2 11.0
60.5 8 11 35.5 1 10.5
60.0 8 7 35.0 3 10.0
59.5 7 4 34.5 1 4 9.5
59.0 9 7 34.0 2 9.0
58.5 4 7 33.5 1 8.5
58.0 7 9 33.0 1 2 8.0
57.5 4 9 32.5 1 2 7.5
57.0 2 6 32.0 4 3 7.0
56.5 6 10 31.5 6.5
56.0 3 6 31.0 1 3 6.0
55.5 6 9 30.5 1 5.5
55.0 5 3 30.0 3 2 5.0
54.5 3 8 29.5 1 1 4.5
54.0 5 18 29.0 1 4.0
53.5 5 7 28.5 3.5
53.0 4 14 28.0 1 3.0
52.5 5 6 27.5 2.5
52.0 4 11 27.0 2 2.0
51.5 4 6 26.5 1.5
51.0 2 9 26.0 1 1.0
50.5 3 12 25.5 .5
0.0 0 0
American Mathematics Competitions
2006 AMC 10 B Results for Connecticut
SCORE DISTRIBUTION
score -----------grade-----------
6 7 8 9 10 unknown
---------------------------
144.0 1
139.5 1
125.0 1
124.0 1 1 1
121.5 1
120.5 1 1
114.5 2
113.5 2
112.5 1
112.0 1
111.5 1
111.0 1
110.0 1 2
109.0 3
108.0 1
107.5 1 1 1 2
106.5 2
105.5 1
105.0 1 1
104.0 1 1 1
103.0 3
102.5 1
102.0 2
101.5 1 2
101.0 1
100.5 2 1 1
99.5 1 3
99.0 1 1
98.0 2
97.0 7
96.0 1
95.5 3 2
95.0 1
94.5 2 4
94.0 1
93.5 2 2
92.5 2 4
92.0 3 2
91.5 1
91.0 2 5
90.5 1 1
90.0 4
89.5 1
89.0 4
88.5 8
88.0 3 4
87.5 1 5
86.5 3 4
86.0 2 6
85.5 1 7
85.0 5 3
84.5 2 3
84.0 5 6
83.5 1
83.0 2 4
82.5 4 4
82.0 1 5
81.5 5 8
81.0 4 4 1
80.5 1 1 6
80.0 1 2 3
79.5 4 10
79.0 1 2 9
78.5 3 8
78.0 4 5
77.5 2 1
77.0 6 11
76.5 3 8
76.0 5
75.5 5 6
75.0 4 4
74.5 5 14 1
74.0 8 7
73.5 9 14
73.0 7 6
72.5 7 4
72.0 4 11
71.5 1 5 8
71.0 7 10 1
70.5 4 4
70.0 8 8
69.5 3 5 10
69.0 11 6 1
68.5 7 12
68.0 4 4
67.5 2 8 7
67.0 5 3
66.5 10 2
66.0 7 7 2
65.5 1 4 2
65.0 14 6
64.5 6 6
64.0 7 8
63.5 1 9
63.0 1 5 9
62.5 13 6 1
62.0 5 7
61.5 6 7
61.0 9 2
60.5 9 10
60.0 9 7
59.5 1 6 4 1
59.0 8 8
58.5 6 5
58.0 6 10
57.5 5 8
57.0 3 6
56.5 7 9 1
56.0 1 3 6
55.5 1 10 8
55.0 3 5
54.5 6 5
54.0 9 13 1
53.5 6 7
53.0 8 10
52.5 1 4 7
52.0 10 4 1
51.5 4 6
51.0 11 1
50.5 11 6
50.0 7 4
49.5 2 2 1
49.0 8 1
48.5 4 6
48.0 6 6
47.5 3 3
47.0 2 3
46.5 4 4
46.0 5 2
45.5 5 1
45.0 1 3 2
44.5 6 6
44.0 1 1 4
43.5 6 3
43.0 4 3
42.5 2 2
42.0 7 7
41.5 1
41.0 1 1
40.5 1 6 1
40.0 1 1
39.5 2
39.0 1 1
38.5 3 1
38.0 1 7 3
37.5 2
37.0 3 1
36.5 3 2
36.0 4 2
35.5 1
35.0 2 1
34.5 1 4
34.0 1 1
33.5 1
33.0 1 1 1
32.5 1 2
32.0 6 1
31.0 3 1
30.5 1
30.0 4 1
29.5 2
29.0 1
28.0 1
27.0 1 1
26.0 1
24.5 1 2
24.0 7 1
22.5 1
21.0 1 2
14.5 1 1
13.5 1
12.0 2
American Mathematics Competitions
2006 AMC 10 B Results for Connecticut
Analysis
Table of Item Difficulty for the 2006
American High School Mathematics Examination
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 0.74 0.67 4.78* 2.37 0.78 0.65 0.00
2 5.01* 0.76 0.11 0.15 0.33 3.64 0.00
3 7.75* 0.31 0.02 1.36 0.33 0.22 0.00
4 1.47 1.89 0.41 2.64* 2.23 1.35 0.00
5 0.71 4.53* 2.30 0.39 0.19 1.88 0.00
6 0.40 0.29 3.37 2.88* 0.38 2.68 0.00
7 2.07* 1.33 1.22 1.52 0.62 3.24 0.00
8 1.44 0.92* 0.19 1.31 0.60 5.54 0.00
9 0.17 7.73* 0.18 0.10 0.88 0.93 0.00
10 2.03* 0.31 1.42 0.17 3.00 3.06 0.01
11 0.36 0.66 1.88* 0.55 0.37 6.18 0.01
12 0.29 0.22 0.22 0.44 4.31* 4.52 0.00
13 0.85 0.19 2.38 0.61 2.36* 3.60 0.00
14 0.19 0.16 0.28 0.50* 0.09 8.77 0.00
15 0.78 0.35 1.23* 0.37 0.35 6.93 0.00
16 2.09 0.50 2.06 0.81 1.61* 2.93 0.00
17 3.17 1.24 1.52 1.95* 0.09 2.02 0.01
18 0.74 0.35 0.81 0.41 0.76* 6.94 0.00
19 0.16* 0.39 0.22 0.26 0.27 8.70 0.00
20 0.39 0.27 0.32 0.50 0.68* 7.84 0.00
21 0.53 0.28 0.53* 2.29 0.64 5.74 0.00
22 0.26 0.63 1.68 0.74* 0.14 6.56 0.00
23 0.21 0.68 0.28 0.33* 0.25 8.25 0.00
24 0.14 0.92* 0.66 0.29 0.24 7.75 0.00
25 0.19 1.89* 0.16 1.71 0.47 5.59 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
2006 AMC 12 B Results for Connecticut
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 125.0 100.0
149.5 124.5 99.5 10 7
149.0 124.0 99.0 1 1
148.5 123.5 98.5 34 16
148.0 123.0 3 98.0 3
147.5 122.5 97.5 4 3
147.0 122.0 1 97.0 11 7
146.5 121.5 96.5 1
146.0 121.0 96.0 23 17
145.5 120.5 1 95.5 1
145.0 120.0 95.0 43 28
144.5 119.5 1 94.5 5 3
144.0 119.0 94.0 6 4
143.5 118.5 4 3 93.5 11 9
143.0 118.0 1 93.0 1
142.5 117.5 92.5 30 16
142.0 117.0 4 1 92.0 4
141.5 116.5 91.5 12 12
141.0 116.0 2 91.0 5 1
140.5 115.5 90.5 3 1
140.0 115.0 5 1 90.0 18 14
139.5 114.5 89.5 1
139.0 114.0 89.0 40 21
138.5 113.5 5 1 88.5 5 4
138.0 113.0 88.0 10 5
137.5 112.5 8 2 87.5 12 5
137.0 112.0 87.0 3 1
136.5 111.5 9 3 86.5 20 12
136.0 111.0 86.0 1 1
135.5 110.5 85.5 9 13
135.0 110.0 3 85.0 7 2
134.5 109.5 84.5 4 10
134.0 109.0 2 4 84.0 13 10
133.5 108.5 83.5 4
133.0 108.0 15 4 83.0 26 23
132.5 1 107.5 1 1 82.5 2 1
132.0 107.0 82.0 13 7
131.5 106.5 5 4 81.5 10 5
131.0 106.0 81.0 4 7
130.5 105.5 15 5 80.5 18 18
130.0 105.0 80.0 6 2
129.5 104.5 12 10 79.5 8 8
129.0 1 104.0 5 1 79.0 3 2
128.5 103.5 78.5 5 11
128.0 103.0 6 3 78.0 11 15
127.5 102.5 77.5 5 1
127.0 102.0 17 11 77.0 11 14
126.5 3 1 101.5 1 76.5 4 2
126.0 101.0 26 17 76.0 8 9
125.5 2 100.5 7 5 75.5 6 6
American Mathematics Competitions
2006 AMC 12 B Results for Connecticut
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 6 4 50.0 1 25.0
74.5 9 12 49.5 24.5 1
74.0 3 4 49.0 1 24.0 1
73.5 3 7 48.5 23.5
73.0 6 4 48.0 3 3 23.0
72.5 5 4 47.5 22.5
72.0 8 5 47.0 1 22.0
71.5 1 1 46.5 1 2 21.5
71.0 5 8 46.0 21.0
70.5 1 45.5 1 2 20.5
70.0 3 9 45.0 2 20.0
69.5 2 4 44.5 19.5
69.0 4 10 44.0 2 1 19.0
68.5 4 6 43.5 18.5
68.0 2 2 43.0 1 18.0 1
67.5 4 4 42.5 2 17.5
67.0 1 4 42.0 3 2 17.0
66.5 2 5 41.5 16.5
66.0 12 12 41.0 1 16.0
65.5 4 40.5 15.5
65.0 3 5 40.0 1 15.0
64.5 1 3 39.5 14.5
64.0 1 2 39.0 14.0
63.5 5 3 38.5 13.5
63.0 1 1 38.0 1 2 13.0
62.5 1 2 37.5 12.5
62.0 1 37.0 12.0
61.5 1 5 36.5 11.5
61.0 3 4 36.0 1 3 11.0
60.5 1 2 35.5 10.5
60.0 3 2 35.0 10.0
59.5 2 34.5 1 9.5
59.0 4 4 34.0 9.0
58.5 1 3 33.5 8.5
58.0 1 33.0 8.0
57.5 1 4 32.5 7.5
57.0 2 1 32.0 7.0
56.5 1 4 31.5 6.5
56.0 3 31.0 6.0
55.5 1 30.5 1 5.5
55.0 1 5 30.0 5.0
54.5 3 29.5 4.5
54.0 3 2 29.0 4.0
53.5 1 28.5 3.5
53.0 1 28.0 3.0
52.5 2 27.5 2.5
52.0 1 27.0 2.0
51.5 1 2 26.5 1.5
51.0 26.0 1.0
50.5 3 25.5 .5
0.0 0 0
American Mathematics Competitions
2006 AMC 12 B Results for Connecticut
SCORE DISTRIBUTION
score -----------grade-----------
6 7 8 9 10 11 12 13 unknown
---------------------------
132.5 1
129.0 1
126.5 1 1 2
125.5 2
123.0 1 1 1
122.0 1
120.5 1
119.5 1
118.5 1 3 3
118.0 1
117.0 4 1
116.0 1 1
115.0 1 2 4
113.5 2 5
112.5 1 4 5
111.5 1 3 8
110.0 1 1 1
109.0 3 1 2 1
108.0 1 1 7 11
107.5 1 1
106.5 1 2 3 3
105.5 3 7 12
104.5 1 6 4 11
104.0 1 3 2
103.0 1 2 1 5
102.0 3 11 15
101.5 1
101.0 7 19 20
100.5 2 7 4
99.5 1 12 6 1
99.0 1 1
98.5 2 1 5 19 23 2
98.0 1 2
97.5 1 1 2 3
97.0 1 2 8 8 2
96.5 1
96.0 4 16 20
95.5 1
95.0 1 10 35 27 1
94.5 1 4 3
94.0 1 1 7 1
93.5 2 10 9
93.0 1
92.5 6 24 18 2
92.0 1 2 1
91.5 3 10 12
91.0 3 4 1
90.5 4
90.0 1 2 20 9
89.5 1
89.0 2 14 26 23
88.5 3 6 1
88.0 1 10 4 2
87.5 1 2 3 10 1
87.0 2 1 1
86.5 2 6 11 12 1
86.0 1 1
85.5 1 17 4 1
85.0 6 3
84.5 7 9 1
84.0 4 12 8
83.5 2 2
83.0 2 6 25 19 1
82.5 2 1
82.0 1 3 10 6 1
81.5 2 9 4 1
81.0 1 6 4
80.5 6 19 11
80.0 7 1
79.5 3 10 3
79.0 1 4 1
78.5 11 6
78.0 4 13 9
77.5 2 3 1 1
77.0 5 20 3
76.5 3 3
76.0 1 2 9 6
75.5 2 5 4 2
75.0 1 1 6 3
74.5 2 1 11 8
74.0 2 3 4
73.5 2 6 3
73.0 1 6 3
72.5 6 3
72.0 1 3 6 4
71.5 1 1
71.0 1 10 2
70.5 1
70.0 1 7 3 1
69.5 3 2 1
69.0 2 7 5
68.5 1 7 2
68.0 2 2
67.5 6 3
67.0 2 2 1
66.5 6 2
66.0 9 10 5
65.5 3 2
65.0 1 4 3
64.5 2 2
64.0 2 1
63.5 7 1
63.0 3
62.5 2 1 1
62.0 1
61.5 5 1
61.0 2 5 1
60.5 2 1
60.0 1 2 2
59.5 1 1
59.0 5 3
58.5 3 2
58.0 1
57.5 2 2 2
57.0 1 1 1
56.5 3 2 1
56.0 4
55.5 1
55.0 5 1
54.5 3
54.0 5
53.5 1
53.0 1
52.5 1 1
52.0 1
51.5 2 1
50.5 2 1
50.0 1
49.0 1
48.0 1 4 2 1
47.0 1
46.5 1 1 2
45.5 1 2
45.0 1 1
44.0 1 2
43.0 1
42.5 2
42.0 1 4
41.0 1
40.0 1
38.0 2 1
36.0 2 2
34.5 1
30.5 1
28.5 1
24.5 1
24.0 1
18.0 1
14.5 1
American Mathematics Competitions
2006 AMC 12 B Results for Connecticut
Analysis
Table of Item Difficulty for the 2006
American High School Mathematics Examination
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 0.42 0.30 7.88* 0.99 0.30 0.11 0.00
2 8.00* 0.39 0.04 0.09 0.31 1.17 0.00
3 8.56* 0.23 0.01 0.86 0.27 0.08 0.00
4 9.32* 0.28 0.10 0.15 0.05 0.11 0.00
5 7.52* 0.70 0.20 0.17 0.16 1.26 0.00
6 0.06 8.78* 0.12 0.07 0.53 0.44 0.00
7 0.40 8.68* 0.28 0.29 0.07 0.28 0.00
8 0.13 0.21 0.25 0.36 7.32* 1.74 0.01
9 0.48 4.58* 0.31 0.72 0.35 3.55 0.00
10 3.24* 0.48 1.13 0.12 2.96 2.08 0.00
11 0.74 0.13 1.15 0.88 4.75* 2.35 0.00
12 0.60 0.48 0.36 0.97* 0.52 7.08 0.00
13 0.71 0.46 2.52* 0.28 0.46 5.58 0.00
14 0.15 0.47 1.80 1.65* 0.14 5.80 0.00
15 0.18 1.94* 0.76 0.29 0.21 6.62 0.00
16 0.19 0.23 0.86* 0.23 0.21 8.28 0.00
17 0.58 0.20 1.14* 1.29 0.42 6.37 0.00
18 0.58 0.55* 0.98 0.33 0.15 7.40 0.00
19 0.13 2.09* 0.14 1.27 0.25 6.13 0.00
20 0.15 0.23 0.18* 0.11 0.37 8.96 0.00
21 0.15 0.14 0.14* 0.07 0.13 9.37 0.01
22 0.11 0.22* 0.12 0.17 0.05 9.34 0.00
23 0.17 0.21 0.30 0.18 0.13* 9.02 0.00
24 0.09 0.09 0.13* 0.19 0.06 9.45 0.00
25 0.09 0.15* 0.17 0.23 0.09 9.26 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked in the same column