2009 AMC8 Report for all schools in Georgia
Number of schools returning results 50
Average of school highest score 17.84
Average school team score 47.10
# of State Student Participants 2620
Overall State Average Score 10.53
Average Score by Grade level
Grade # of Students Average
5th 8 11.50
6th 223 9.88
7th 913 10.16
8th 1436 10.87
Number of Female Students 1141
Average Score of Female Students 9.98
Average Female Scores by Grade
Grade # of Students Average
5th 1 11.00
6th 84 9.30
7th 403 9.67
8th 640 10.25
Number of Male Participants 1423
Average Score of Male Participants 11.01
Average score for Males by Grade
Grade # of Students Average
5th 6 12.83
6th 135 10.30
7th 494 10.54
8th 768 11.41
2009 American Mathematics Contest 8
Number of Students Achieving Indicated Score
SCORE MALE FEMALE TOTAL*
25
24 2 2
23
22 3 1 4
21 8 1 9
20 13 3 16
19 14 5 19
18 23 2 25
17 44 14 60
16 67 35 103
15 80 42 125
14 80 62 146
13 121 86 211
12 145 118 266
11 156 115 275
10 144 139 289
9 156 131 293
8 121 100 227
7 112 120 239
6 70 82 155
5 33 45 80
4 20 20 41
3 6 15 22
2 1 4 6
1 1 1
0 (@)
0 ($) 3 1 6
(@) These students attempted some of the problems
($) These students attempted none of the problems
(*) Total includes students who failed to mark their gender
2009 American Mathematics Contest 8
Number of Students by Grade
Achieving indicated Score
SCORE 5th Grade 6th Grade 7th Grade 8th Grade
25
24 2
23
22 4
21 2 2 5
20 1 3 12
19 1 5 12
18 1 1 7 16
17 1 3 13 41
16 7 32 64
15 4 44 76
14 10 48 84
13 1 18 63 123
12 19 86 159
11 2 25 99 146
10 1 22 101 162
9 29 102 157
8 1 18 90 114
7 30 95 111
6 16 65 71
5 8 32 39
4 1 7 12 21
3 1 10 11
2 1 1 4
1 1
0(@) 2 2
0($)
(@) These students attempted some of the problems
($) These students attempted none of the problems
Note: Some students failed to indicate a grade
2009 American Mathematics Contest 8
Number of Schools with 3+ students
Achieving team Scores
SCORE school count
65 2
64 1
60 3
59 1
58 1
56 4
55 2
54 4
53 3
50 2
49 2
48 2
47 2
46 3
43 2
42 1
41 3
40 1
39 4
37 1
33 1
32 1
27 1
Table of Item Difficulty for the 2009
American Mathematics Contest 8
Tabulation of responses by 2620 Students
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 0.11 0.11 1.95 1.03 96.53* 0.27 0.00
2 1.45 1.53 1.68 92.75* 2.21 0.38 0.00
3 10.95 2.06 84.01* 1.37 1.30 0.31 0.00
4 8.74 69.50* 2.56 8.93 9.47 0.76 0.04
5 4.50 11.07 13.36 65.95* 3.13 1.98 0.00
6 74.35* 6.72 6.15 4.05 7.10 1.64 0.00
7 2.18 8.66 38.82* 18.55 28.78 2.94 0.08
8 27.06 28.21* 34.43 3.66 5.27 1.34 0.04
9 13.70 39.43* 16.03 19.43 8.02 3.36 0.04
10 3.32 27.52 12.63 50.65* 4.89 0.99 0.00
11 6.11 14.77 25.46 33.21* 15.42 5.00 0.04
12 15.42 24.12 3.85 49.31* 6.03* 1.15 0.11
13 6.18 81.49* 3.66 6.11 1.53 1.03 0.00
14 4.39 7.44* 79.92 4.01 2.18 2.02 0.04
15 15.23 12.44 15.76 32.44* 19.39 4.58 0.15
16 32.14 16.95 18.89 13.17* 13.89 4.96 0.00
17 16.64 22.90* 25.04 16.30 10.23 8.82 0.08
18 23.28 9.85 39.81* 12.48 8.93 5.65 0.00
19 11.03 14.85 18.85 23.44* 23.21 8.47 0.15
20 21.37 29.89 12.79 16.34* 11.64 7.94 0.04
21 12.98 40.95 16.26 11.83* 6.64 11.26 0.08
22 10.69 12.63 19.47 22.18* 24.27 10.73 0.04
23 13.66 28.59* 16.87 18.89 9.01 12.79 0.19
24 16.87 17.44 21.30 16.37 12.48* 15.38 0.15
25 12.63 14.92 21.15 15.65 18.32* 17.21 0.11
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked for the same problem