2007 AMC8 Report for all schools in Maryland
Number of schools returning results 25
Average of school highest score 17.64
Average school team score 46.40
# of State Student Participants 1560
Overall State Average Score 10.47
Average Score by Grade level
Grade # of Students Average
5th 14 11.29
6th 216 8.61
7th 565 10.29
8th 751 11.22
Number of Female Students 825
Average Score of Female Students 9.81
Average Female Scores by Grade
Grade # of Students Average
5th 5 11.20
6th 101 8.08
7th 313 9.66
8th 401 10.40
Number of Male Participants 717
Average Score of Male Participants 11.28
Average score for Males by Grade
Grade # of Students Average
5th 9 11.33
6th 115 9.07
7th 245 11.14
8th 343 12.21
2007 American Mathematics Contest 8
Number of Students Achieving Indicated Score
SCORE MALE FEMALE TOTAL*
25 4 0 4
24 5 0 5
23 5 0 5
22 6 1 7
21 10 5 15
20 11 9 20
19 25 11 36
18 28 15 43
17 26 20 46
16 35 23 58
15 35 35 71
14 34 31 66
13 33 50 83
12 64 64 130
11 57 65 122
10 49 71 124
9 61 87 150
8 50 80 131
7 50 69 120
6 43 76 120
5 37 43 82
4 23 37 61
3 16 15 31
2 4 12 16
1 5 5 11
0 (@) 0 1 1
0 ($) 1 0 2
(@) These students attempted some of the problems
($) 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 1 3
24 0 0 2 3
23 0 0 2 3
22 1 1 1 4
21 0 1 4 10
20 1 2 3 14
19 0 5 13 18
18 0 7 11 25
17 0 3 17 26
16 1 5 20 32
15 0 7 18 46
14 0 5 25 36
13 1 9 33 40
12 1 10 45 74
11 2 10 51 59
10 3 10 51 60
9 0 18 59 72
8 1 13 53 63
7 1 19 51 48
6 1 26 48 42
5 0 25 19 36
4 0 20 22 17
3 0 8 7 13
2 1 6 5 4
1 0 6 3 2
0(@) 0 0 1 1
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 1560 Students
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 3.78 4.36 3.72 84.49* 3.21 0.45 0.00
2 17.44 2.82 3.53 6.28 69.23* 0.64 0.06
3 7.44 12.56 62.56* 11.86 3.85 1.60 0.13
4 6.15 11.79 3.21 52.88* 25.58 0.32 0.06
5 5.13 86.28* 4.04 1.47 2.63 0.45 0.00
6 4.62 25.58 34.49 4.04 29.81* 1.47 0.00
7 11.47 13.97 6.03 60.26* 5.83 2.37 0.06
8 5.26 62.82* 6.54 15.64 8.53 1.15 0.06
9 3.97 77.37* 3.53 2.63 11.99 0.38 0.13
10 30.58 8.33 27.12 25.32* 4.23 4.42 0.00
11 6.54 7.88 20.13 38.65* 23.78 2.76 0.26
12 45.96* 15.38 13.27 11.67 10.77 2.76 0.19
13 50.45 23.78 16.47* 3.85 2.69 2.76 0.00
14 43.53 13.33 20.06* 7.31 13.08 2.69 0.00
15 49.23* 5.32 6.03 17.44 19.04 2.63 0.32
16 30.77* 6.47 7.05 46.54 5.32 3.78 0.06
17 8.91 25.19 38.59* 17.05 6.03 3.97 0.26
18 7.12 16.09 16.09 47.24* 8.01 5.45 0.00
19 21.79 29.68 25.64* 10.06 5.83 6.86 0.13
20 28.53* 15.83 17.24 11.73 17.24 9.36 0.06
21 8.46 17.56 33.59 14.42* 17.05 8.78 0.13
22 7.88 26.22 23.53* 21.54 9.29 11.54 0.00
23 6.86 24.94* 36.09 14.23 7.76 9.87 0.26
24 23.21 22.05 18.08* 12.37 12.50 11.73 0.06
25 13.40 13.65* 35.64 11.47 11.99 13.78 0.06
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked for the same problem