2007 AMC8 Report for all schools in Minnesota
Number of schools returning results 49
Average of school highest score 17.92
Average school team score 47.94
# of State Student Participants 2702
Overall State Average Score 9.73
Average Score by Grade level
Grade # of Students Average
5th 20 5.90
6th 233 8.71
7th 1049 9.17
8th 1381 10.39
Number of Female Students 1170
Average Score of Female Students 9.26
Average Female Scores by Grade
Grade # of Students Average
5th 8 4.50
6th 99 8.24
7th 458 8.79
8th 600 9.85
Number of Male Participants 1480
Average Score of Male Participants 10.13
Average score for Males by Grade
Grade # of Students Average
5th 10 6.80
6th 133 9.07
7th 571 9.51
8th 758 10.84
2007 American Mathematics Contest 8
Number of Students Achieving Indicated Score
SCORE MALE FEMALE TOTAL*
25 2 0 2
24 1 2 3
23 3 0 3
22 2 1 3
21 6 3 9
20 13 1 14
19 13 6 19
18 18 5 24
17 29 7 36
16 37 30 68
15 55 25 84
14 73 42 115
13 120 64 189
12 113 103 219
11 159 108 270
10 150 135 291
9 167 148 319
8 133 123 260
7 130 116 252
6 106 88 197
5 75 77 159
4 45 41 88
3 20 26 46
2 7 12 21
1 3 7 11
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
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 2
24 0 0 1 2
23 0 0 1 2
22 0 0 1 2
21 0 1 2 6
20 0 0 4 10
19 0 1 4 14
18 0 2 7 15
17 0 1 5 30
16 1 5 18 44
15 0 6 28 49
14 0 7 36 71
13 0 13 76 100
12 0 11 81 125
11 0 15 99 156
10 0 22 97 169
9 2 24 113 176
8 2 24 112 118
7 1 40 112 97
6 2 21 96 77
5 6 21 71 60
4 2 12 45 29
3 3 4 25 14
2 1 1 10 9
1 0 2 5 4
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 2007
American Mathematics Contest 8
Tabulation of responses by 2702 Students
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 4.03 3.85 3.40 85.90* 2.74 0.07 0.00
2 22.72 4.11 3.29 6.03 63.58* 0.15 0.11
3 9.47 13.80 57.18* 13.03 5.59 0.81 0.11
4 6.55 14.73 4.44 47.52* 26.46 0.26 0.04
5 4.96 86.75* 4.18 1.81 2.18 0.07 0.04
6 5.03 30.83 30.72 4.15 28.46* 0.78 0.04
7 10.44 15.43 5.81 59.36* 8.18 0.74 0.04
8 3.44 58.29* 8.07 19.95 9.84 0.37 0.04
9 3.74 81.09* 2.96 2.78 9.29 0.11 0.04
10 27.83 10.73 36.45 15.84* 6.00 3.07 0.07
11 6.66 8.29 21.61 36.05* 26.20 1.04 0.15
12 44.15* 15.43 13.84 13.51 11.66 1.30 0.11
13 46.48 28.79 13.88* 6.37 2.96 1.48 0.04
14 41.19 18.76 12.81* 8.55 16.99 1.67 0.04
15 40.49* 6.74 7.33 20.10 23.76 1.48 0.11
16 25.31* 7.11 9.62 47.93 7.66 2.18 0.19
17 10.29 25.31 34.20* 19.13 8.48 2.55 0.04
18 8.11 14.66 17.32 46.85* 9.36 3.55 0.15
19 26.79 32.01 19.32* 11.25 5.96 4.40 0.26
20 27.35* 16.73 18.36 13.47 17.47 6.44 0.19
21 9.84 19.47 34.09 11.81* 18.54 6.03 0.22
22 8.96 27.13 23.06* 22.35 9.66 8.48 0.37
23 7.59 25.28* 35.94 14.66 9.36 6.96 0.22
24 27.05 23.39 15.51* 12.92 13.21 7.85 0.07
25 13.66 12.92* 36.57 12.62 14.69 9.51 0.04
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked for the same problem