2005 State Report for Connecticut
Number of schools returning results 32
Average of school highest score 18.34
Average school team score 49.13
# of State Student Participants 2442
Overall State Average Score 9.85
Average Score by Grade level
Grade # of Students Average
5th 6 7.17
6th 313 8.79
7th 868 9.37
8th 1237 10.48
Number of Female Students 1152
Average Score of Female Students 9.28
Average Female Scores by Grade
Grade # of Students Average
5th 1 6.00
6th 143 8.24
7th 398 8.68
8th 604 9.93
Number of Male Participants 1247
Average Score of Male Participants 10.37
Average score for Males by Grade
Grade # of Students Average
5th 5 7.40
6th 165 9.30
7th 454 9.97
8th 616 10.99
2005 American Mathematics Contest 8
Number of Students Achieving Indicated Score
SCORE MALE FEMALE TOTAL*
25 0 0 0
24 0 0 1
23 3 0 3
22 0 2 2
21 4 1 5
20 12 4 16
19 8 3 11
18 17 4 21
17 32 14 49
16 31 30 61
15 53 22 80
14 78 50 129
13 102 68 173
12 108 93 204
11 127 121 249
10 143 130 277
9 122 113 236
8 120 129 254
7 108 125 237
6 90 68 162
5 43 79 126
4 18 48 68
3 15 30 47
2 9 14 23
1 4 4 8
0 (@) 0 0 0
0 ($) 0 0 0
(@) These students attempted some of the problems
($) These students attempted none of the problems
(*) Total includes students who failed to mark their gender
2005 American Mathematics Contest 8
Number of Students by Grade
Achieving indicated Score
SCORE 5th Grade 6th Grade 7th Grade 8th Grade
25 0 0 0 0
24 0 0 0 1
23 0 0 2 1
22 0 0 1 1
21 0 0 0 5
20 0 0 3 13
19 0 0 2 9
18 0 2 2 17
17 0 3 18 27
16 0 2 19 40
15 0 5 27 47
14 0 11 44 72
13 0 14 51 108
12 0 23 60 121
11 0 37 72 138
10 0 35 100 140
9 0 34 86 114
8 4 32 101 115
7 0 34 96 104
6 1 32 62 66
5 1 23 57 44
4 0 12 31 24
3 0 6 22 19
2 0 6 9 8
1 0 2 3 3
0(@) 0 0 0 0
0($) 0 0 0 0
(@) These students attempted some of the problems
($) These students attempted none of the problems
Note: Some students failed to indicate a grade
Table of Item Difficulty for the 2005
American Mathematics Contest 8
Tabulation of responses by 2442 Students
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 1.52 67.44* 22.89 7.74 0.37 0.04 0.00
2 10.40 14.58 67.61* 3.03 3.81 0.49 0.08
3 5.16 8.23 30.38 46.15* 9.34 0.70 0.04
4 24.32 4.87 58.72* 7.66 3.52 0.82 0.08
5 6.96 64.58* 9.79 3.44 14.86 0.37 0.00
6 18.14 17.85 29.98* 14.09 17.90 1.97 0.08
7 26.54 23.42* 8.97 36.61 3.81 0.57 0.08
8 14.99 10.48 12.74 9.30 50.33* 2.01 0.16
9 13.39 20.48 16.13 40.09* 6.31 3.52 0.08
10 2.62 2.46 2.54 87.88* 3.36 1.06 0.08
11 8.52 7.99 60.93* 6.88 13.47 2.21 0.00
12 5.04 6.47 20.23 55.73* 10.69 1.72 0.12
13 19.25 44.55 24.16* 5.65 4.38 1.92 0.08
14 13.14 34.81* 6.63 20.97 21.13 3.19 0.12
15 19.08 20.93 23.75* 12.82 16.67 6.72 0.04
16 5.41 6.92 10.93 18.71* 54.01 3.77 0.25
17 12.65 3.97 28.75 7.78 43.78* 2.78 0.29
18 26.25 18.84 28.01* 14.58 7.53 4.75 0.04
19 40.58* 24.16 14.66 6.43 8.03 6.06 0.08
20 25.39* 22.65 20.48 15.07 7.04 9.25 0.12
21 24.32 36.32 20.80* 6.39 5.49 6.55 0.12
22 11.18 14.78 20.43 25.88 17.69* 9.79 0.25
23 9.87 19.90* 28.21 13.35 14.99 13.35 0.33
24 12.90 14.25* 23.87 17.61 17.90 13.23 0.25
25 20.31* 23.42 16.46 14.21 10.77 14.74 0.08
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked for the same problem