2005 State Report for South Carolina
Number of schools returning results 24
Average of school highest score 17.88
Average school team score 48.54
# of State Student Participants 2579
Overall State Average Score 8.86
Average Score by Grade level
Grade # of Students Average
5th 4 8.00
6th 352 6.88
7th 893 8.58
8th 1300 9.60
Number of Female Students 1308
Average Score of Female Students 8.53
Average Female Scores by Grade
Grade # of Students Average
5th 1 8.00
6th 187 6.70
7th 451 8.26
8th 661 9.27
Number of Male Participants 1202
Average Score of Male Participants 9.28
Average score for Males by Grade
Grade # of Students Average
5th 3 8.00
6th 161 7.09
7th 422 9.00
8th 604 10.05
2005 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 4 1 5
21 3 1 4
20 1 1 2
19 5 2 7
18 7 9 16
17 20 5 26
16 27 17 45
15 33 36 70
14 49 35 86
13 65 63 128
12 96 80 181
11 109 102 213
10 127 126 259
9 118 117 241
8 139 166 311
7 121 160 289
6 96 141 248
5 85 111 207
4 53 78 134
3 26 31 61
2 14 20 35
1 3 5 8
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
2005 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 1 4
21 0 0 1 3
20 0 0 0 2
19 0 0 0 7
18 0 1 3 12
17 0 1 6 19
16 0 1 14 30
15 0 0 15 54
14 0 2 27 57
13 0 2 51 74
12 0 8 72 98
11 0 18 67 126
10 1 29 88 135
9 0 22 87 131
8 2 50 98 158
7 0 50 99 137
6 1 62 82 101
5 0 39 87 78
4 0 37 48 48
3 0 13 29 17
2 0 15 12 7
1 0 2 5 1
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 2005
American Mathematics Contest 8
Tabulation of responses by 2579 Students
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 0.81 59.33* 31.49 7.99 0.12 0.27 0.00
2 13.57 19.12 57.66* 3.64 5.35 0.66 0.00
3 5.47 7.95 36.76 41.10* 8.07 0.62 0.04
4 26.60 5.47 51.11* 11.63 3.84 1.28 0.08
5 7.44 55.22* 9.00 5.08 22.64 0.50 0.12
6 18.88 19.93 26.02* 18.07 15.16 1.86 0.08
7 24.89 16.87* 6.94 46.34 4.19 0.78 0.00
8 15.94 11.75 11.52 7.87 51.49* 1.40 0.04
9 15.24 21.40 17.64 36.25* 6.59 2.79 0.08
10 4.15 3.96 4.07 81.78* 4.73 1.32 0.00
11 9.50 7.99 58.51* 7.21 13.84 2.91 0.04
12 5.51 6.17 24.89 49.59* 11.75 2.06 0.04
13 19.12 49.13 17.95* 6.79 4.46 2.56 0.00
14 17.33 34.78* 6.67 19.43 16.79 4.89 0.12
15 18.50 22.76 26.10* 11.71 13.14 7.79 0.00
16 7.10 9.27 10.78 15.01* 52.23 5.58 0.04
17 13.18 3.33 35.21 4.54 39.28* 4.38 0.08
18 29.59 19.08 24.54* 13.96 5.12 7.60 0.12
19 34.20* 22.92 16.60 7.91 8.92 9.46 0.00
20 22.80* 18.34 21.68 15.59 7.91 13.57 0.12
21 27.76 31.76 20.01* 5.35 4.42 10.62 0.08
22 10.59 14.66 20.05 23.61 15.70* 15.32 0.08
23 9.50 18.42* 25.32 12.41 13.57 20.51 0.27
24 12.25 13.84* 20.51 15.04 17.14 21.02 0.19
25 18.07* 19.58 16.60 13.03 9.65 22.99 0.08
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked for the same problem