2007 AMC8 Report for all schools in District of Columbia
Number of schools returning results 9
Average of school highest score 15.89
Average school team score 43.67
# of State Student Participants 778
Overall State Average Score 9.11
Average Score by Grade level
Grade # of Students Average
5th 37 5.78
6th 126 8.12
7th 225 9.92
8th 390 9.29
Number of Female Students 338
Average Score of Female Students 8.68
Average Female Scores by Grade
Grade # of Students Average
5th 14 5.07
6th 33 7.33
7th 108 9.20
8th 183 8.89
Number of Male Participants 432
Average Score of Male Participants 9.41
Average score for Males by Grade
Grade # of Students Average
5th 23 6.22
6th 91 8.40
7th 115 10.62
8th 203 9.53
2007 American Mathematics Contest 8
Number of Students Achieving Indicated Score
SCORE MALE FEMALE TOTAL*
25 0 0 0
24 0 0 0
23 0 0 0
22 0 0 0
21 1 0 1
20 2 1 3
19 4 0 4
18 4 0 4
17 4 3 8
16 3 3 7
15 24 9 34
14 29 13 43
13 19 15 35
12 34 23 57
11 35 32 67
10 47 39 87
9 46 33 79
8 41 35 76
7 42 38 80
6 32 33 66
5 26 29 55
4 14 13 27
3 10 9 20
2 7 10 17
1 4 0 4
0 (@) 0 0 0
0 ($) 4 0 4
(@) These students attempted some of the problems
($) These students attempted none of the problems
(*) Total includes students who failed to mark their gender
2007 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 0
23 0 0 0 0
22 0 0 0 0
21 0 0 1 0
20 0 0 0 3
19 0 0 0 4
18 0 0 2 2
17 0 0 1 7
16 0 0 1 6
15 0 3 8 23
14 0 5 16 22
13 0 3 12 20
12 1 6 22 28
11 2 14 30 21
10 1 13 35 38
9 3 15 25 36
8 3 9 25 39
7 3 23 17 37
6 7 7 15 37
5 3 12 9 31
4 4 6 3 14
3 6 1 2 11
2 3 7 0 7
1 1 2 0 1
0(@) 0 0 1 3
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 2007
American Mathematics Contest 8
Tabulation of responses by 778 Students
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 5.14 3.21 3.86 83.03* 3.60 1.16 0.00
2 21.59 3.21 4.50 6.81 62.98* 0.77 0.13
3 6.68 13.37 62.34* 12.34 3.98 1.29 0.00
4 8.87 11.57 3.60 45.24* 29.82 0.77 0.13
5 6.68 83.16* 4.50 1.80 2.57 1.29 0.00
6 5.27 25.32 32.65 4.63 29.95* 2.19 0.00
7 11.18 16.32 5.66 52.06* 11.44 3.21 0.13
8 5.27 54.50* 7.33 19.02 11.95 1.93 0.00
9 4.50 74.55* 4.76 3.21 11.57 1.29 0.13
10 28.79 12.08 28.15 17.74* 5.66 7.46 0.13
11 7.46 7.71 21.21 32.90* 26.48 4.11 0.13
12 44.47* 13.88 14.78 11.57 9.90 5.40 0.00
13 46.27 26.99 14.52* 5.14 2.31 4.63 0.13
14 44.47 17.87 10.28* 6.68 15.55 5.14 0.00
15 40.36* 6.43 5.40 21.34 20.57 5.91 0.00
16 20.57* 7.71 8.23 46.92 7.97 8.61 0.00
17 9.64 24.29 29.43* 17.48 8.23 10.93 0.00
18 8.35 14.65 16.58 39.72* 7.84 12.72 0.13
19 24.81 29.05 17.74* 8.61 6.04 13.62 0.13
20 22.62* 13.88 15.94 13.37 17.74 16.07 0.39
21 7.97 17.48 31.75 9.38* 16.20 16.97 0.26
22 7.33 26.74 19.92* 15.42 9.13 21.34 0.13
23 6.30 20.31* 31.36 14.40 10.15 17.48 0.00
24 24.68 17.87 12.34* 10.03 13.24 21.72 0.13
25 12.72 11.31* 27.63 10.54 13.75 24.04 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked for the same problem