2010 AMC8 Report for all schools in Indiana
Number of schools returning results 50
Average of school highest score 16.66
Average school team score 45.50
# of State Student Participants 3005
Overall State Average Score 9.48
Average Score by Grade level
Grade # of Students Average
5th 19 7.00
6th 253 9.00
7th 775 9.32
8th 1825 9.50
Number of Female Students 1373
Average Score of Female Students 8.78
Average Female Scores by Grade
Grade # of Students Average
5th 9 5.56
6th 109 8.59
7th 379 8.67
8th 871 8.87
Number of Male Participants 1475
Average Score of Male Participants 9.92
Average score for Males by Grade
Grade # of Students Average
5th 10 8.30
6th 142 9.32
7th 390 9.92
8th 922 10.05
2010 American Mathematics Contest 8
Number of Students Achieving Indicated Score
SCORE MALE FEMALE TOTAL*
25 7 1 9
24 1 2 3
23 6 2 9
22 4 6
21 8 4 12
20 18 5 27
19 19 3 24
18 10 3 13
17 26 10 40
16 27 9 37
15 50 19 73
14 57 34 102
13 82 52 147
12 101 87 211
11 141 113 279
10 167 176 367
9 161 159 336
8 156 193 364
7 173 177 357
6 103 147 252
5 91 91 182
4 42 57 100
3 14 16 31
2 9 11 20
1 2 2
0 (@)
0 ($) 2 2
(@) These students attempted some of the problems
($) These students attempted none of the problems
(*) Total includes students who failed to mark their gender
2010 American Mathematics Contest 8
Number of Students by Grade
Achieving indicated Score
SCORE 5th Grade 6th Grade 7th Grade 8th Grade
25 3 5
24 1 2
23 3 5
22 1 4
21 1 2 9
20 5 6 12
19 1 7 14
18 4 9
17 5 9 23
16 5 12 18
15 3 15 53
14 1 7 25 60
13 2 13 37 84
12 15 58 119
11 2 28 55 172
10 21 96 231
9 28 85 209
8 22 86 244
7 4 29 97 221
6 4 18 69 158
5 2 27 57 94
4 18 35 47
3 1 4 7 19
2 3 2 4 11
1 1 1
0(@) 2
0($)
(@) These students attempted some of the problems
($) These students attempted none of the problems
Note: Some students failed to indicate a grade
2010 American Mathematics Contest 8
Number of Schools with 3+ students
Achieving team Scores
SCORE school count
75 1
70 1
69 2
68 2
65 1
62 1
61 1
57 1
55 1
54 1
53 3
51 2
50 1
49 1
48 1
47 2
45 1
44 1
43 1
42 2
41 1
40 4
39 2
37 2
36 3
35 1
34 2
30 2
29 1
28 2
27 1
24 2
Table of Item Difficulty for the 2010
American Mathematics Contest 8
Tabulation of responses by 3005 Students
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 0.87 2.90 94.88* 1.00 0.30 0.07 0.00
2 4.26 2.13 2.00 67.15* 23.89 0.50 0.07
3 8.02 24.29 61.96* 3.86 0.97 0.87 0.03
4 7.29 8.12 63.49* 13.54 7.19 0.33 0.03
5 8.35 67.12* 9.48 6.16 8.22 0.63 0.03
6 4.63 5.82 2.26 7.35 79.50* 0.23 0.20
7 37.00 33.58* 10.95 5.99 11.78 0.60 0.10
8 22.93 27.02 23.09 20.00* 4.83 2.10 0.03
9 14.21 9.12 32.45 38.10* 5.42 0.70 0.00
10 18.50 23.59* 20.60 19.90 15.74 1.63 0.03
11 20.00 55.77* 7.82 10.58 4.49 1.30 0.03
12 46.29 16.34 9.75 19.87* 6.86* 0.87 0.03
13 9.52 13.28 29.28 20.97 24.09* 2.73 0.13
14 10.48 11.65 37.70* 20.63 16.64 2.76 0.13
15 33.31 17.04 30.88* 10.28 5.66 2.83 0.00
16 40.40 14.88* 9.05 20.07 12.75 2.83 0.03
17 12.31 35.01 23.06 15.81* 9.85 3.76 0.20
18 12.48 19.70 30.98* 18.17 15.41 3.13 0.13
19 26.36 20.33 30.25* 11.55 6.86 4.53 0.13
20 28.09* 17.97 26.09 14.51 9.38 3.96 0.00
21 9.15 18.20 34.28* 18.44 13.78 6.09 0.07
22 12.75 21.80 18.77 20.57 19.53* 6.22 0.37
23 16.24 22.16* 21.40 20.43 12.58 6.99 0.20
24 15.34* 24.26 19.13 24.43 10.65 6.06 0.13
25 16.44 33.81 11.98 11.18 18.97* 7.49 0.13
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked for the same problem