2004 AMC8 Report for all schools in Minnesota
Number of schools returning results 47
Average of school highest score 17.36
Average school team score 47.96
# of State Student Participants 2623
Overall State Average Score 9.99
Average Score by Grade level
Grade # of Students Average
5th 33 6.27
6th 115 9.19
7th 1017 9.68
8th 1443 10.36
Number of Female Students 1153
Average Score of Female Students 9.63
Average Female Scores by Grade
Grade # of Students Average
5th 12 5.42
6th 43 8.21
7th 454 9.28
8th 644 10.04
Number of Male Participants 1435
Average Score of Male Participants 10.29
Average score for Males by Grade
Grade # of Students Average
5th 21 6.76
6th 67 9.90
7th 553 10.01
8th 785 10.61
2004 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 1 1 2
21 5 1 6
20 6 2 8
19 13 1 14
18 25 11 36
17 27 19 46
16 42 22 64
15 57 29 87
14 79 54 136
13 128 73 206
12 131 110 243
11 152 129 284
10 138 116 257
9 147 120 272
8 139 137 279
7 135 129 266
6 91 85 181
5 65 63 130
4 35 34 70
3 15 14 29
2 2 1 3
1 2 1 3
0 (@) 0 0 0
0 ($) 0 1 1
(@) These students attempted some of the problems
($) These students attempted none of the problems
(*) Total includes students who failed to mark their gender
2004 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 2
21 0 0 1 5
20 0 0 2 5
19 0 2 5 7
18 0 2 11 22
17 1 2 12 31
16 0 2 22 40
15 0 1 27 59
14 0 4 52 80
13 1 9 64 130
12 0 8 86 149
11 0 10 110 163
10 1 8 103 144
9 2 12 122 135
8 3 11 130 133
7 8 13 96 145
6 3 12 81 85
5 5 8 51 64
4 4 11 26 29
3 2 0 14 13
2 1 0 0 2
1 2 0 1 0
0(@) 0 0 1 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 2004
American Mathematics Contest 8
Tabulation of responses by 2623 Students
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 1.18 91.35* 3.51 1.37 2.29 0.30 0.00
2 7.09 43.84* 37.86 9.99 0.72 0.50 0.00
3 74.61* 12.77 7.09 2.94 1.75 0.72 0.11
4 2.97 52.95* 19.48 12.20 11.48 0.84 0.08
5 12.77 2.29 17.61 58.83* 8.27 0.19 0.04
6 18.68 14.33 54.86* 7.28 3.96 0.84 0.04
7 2.02 45.37* 5.45 42.43 4.23 0.42 0.08
8 23.41 49.64* 11.55 5.38 8.50 1.49 0.04
9 9.49 13.53 14.72 39.27* 20.82 2.13 0.04
10 3.39 6.02 4.77 22.53 62.68* 0.57 0.04
11 7.01 19.56 60.77* 6.63 4.92 1.07 0.04
12 28.94 21.43* 14.98 23.07 9.95 1.60 0.04
13 34.65 7.82 14.37 18.41 23.14* 1.52 0.08
14 14.68 28.52 35.46* 15.21 4.04 1.98 0.11
15 13.50 13.69 37.78* 16.70 16.85 1.45 0.04
16 5.38 9.65 19.79* 6.71 55.74 2.74 0.00
17 5.49 21.58 24.78 24.82* 20.89 2.36 0.08
18 43.65* 6.37 18.68 20.32 6.86 4.04 0.08
19 22.42 35.87* 17.12 9.61 8.54 6.37 0.08
20 10.26 20.66 27.60 25.43* 9.49 6.52 0.04
21 11.82 19.82 19.94 24.36* 17.92 6.06 0.08
22 9.26 16.05* 13.76 10.41 43.12 6.98 0.42
23 39.08 9.00 8.84 20.89* 14.11 7.89 0.19
24 15.75 20.47 23.07* 15.86 13.42 11.44 0.00
25 14.83 25.35 15.55 13.00* 20.09 11.17 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked for the same problem