2004 AMC8 Report for all schools in Washington
Number of schools returning results 43
Average of school highest score 18.88
Average school team score 51.19
# of State Student Participants 1923
Overall State Average Score 10.68
Average Score by Grade level
Grade # of Students Average
5th 31 9.90
6th 253 10.21
7th 618 10.75
8th 1008 10.75
Number of Female Students 865
Average Score of Female Students 10.22
Average Female Scores by Grade
Grade # of Students Average
5th 13 9.31
6th 121 9.94
7th 256 10.08
8th 473 10.38
Number of Male Participants 1024
Average Score of Male Participants 11.07
Average score for Males by Grade
Grade # of Students Average
5th 18 10.33
6th 126 10.44
7th 353 11.24
8th 520 11.13
2004 American Mathematics Contest 8
Number of Students Achieving Indicated Score
SCORE MALE FEMALE TOTAL*
25 2 0 2
24 3 0 3
23 4 4 8
22 10 3 13
21 12 9 22
20 14 6 22
19 22 8 30
18 18 16 34
17 34 10 45
16 43 28 71
15 48 27 76
14 57 43 103
13 67 55 127
12 87 72 161
11 100 90 191
10 90 91 183
9 105 94 202
8 93 89 185
7 86 88 178
6 55 59 119
5 36 37 73
4 24 21 46
3 7 6 13
2 4 6 10
1 2 1 3
0 (@) 0 0 0
0 ($) 1 2 3
(@) These students attempted some of the problems
($) 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 2
24 0 0 2 1
23 0 0 3 5
22 0 1 3 8
21 0 3 5 12
20 1 4 5 12
19 0 5 8 17
18 0 3 16 15
17 1 3 14 25
16 4 6 28 33
15 0 12 29 35
14 1 13 36 52
13 0 19 34 72
12 1 14 58 88
11 4 22 55 110
10 1 25 59 98
9 5 24 60 112
8 3 29 62 91
7 3 28 60 86
6 3 21 37 58
5 2 9 24 36
4 2 8 11 24
3 0 0 4 9
2 0 3 2 5
1 0 0 1 2
0(@) 0 1 2 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 1923 Students
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 1.51 92.25* 3.02 0.68 2.24 0.31 0.00
2 5.10 43.99* 35.47 13.88 0.99 0.57 0.00
3 75.35* 13.78 6.45 2.08 1.51 0.78 0.05
4 2.91 52.99* 21.01 12.53 9.26 1.20 0.10
5 11.96 2.70 15.34 62.56* 7.07 0.36 0.00
6 15.29 15.18 57.88* 6.24 4.00 1.40 0.00
7 1.98 51.90* 6.08 36.35 3.22 0.36 0.10
8 25.69 51.27* 9.41 5.15 6.71 1.72 0.05
9 9.05 12.32 13.78 42.59* 19.66 2.60 0.00
10 2.86 6.24 4.16 23.24 62.40* 1.04 0.05
11 5.98 15.39 66.30* 6.97 3.74 1.61 0.00
12 27.25 25.07* 13.57 21.84 9.67 2.55 0.05
13 30.68 8.01 13.36 16.54 29.38* 1.87 0.16
14 15.24 29.02 35.00* 13.73 3.80 3.02 0.21
15 12.58 13.36 42.54* 14.25 15.18 2.03 0.05
16 5.25 8.11 25.64* 6.76 51.27 2.91 0.05
17 4.89 19.97 24.54 26.42* 20.49 3.33 0.36
18 44.67* 5.88 16.90 21.32 5.30 5.77 0.16
19 18.67 37.08* 17.63 9.93 8.53 8.11 0.05
20 9.88 19.50 23.40 30.68* 8.68 7.85 0.00
21 10.56 17.26 19.66 28.71* 15.91 7.85 0.05
22 10.40 19.71* 11.75 11.39 37.55 8.84 0.36
23 34.63 7.96 9.00 25.69* 13.88 8.42 0.42
24 15.55 21.01 22.78* 15.44 12.53 12.58 0.10
25 16.48 21.27 15.55 15.39* 18.72 12.43 0.16
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked for the same problem