2004 AMC8 Report for all schools in Delaware
Number of schools returning results 6
Average of school highest score 18.00
Average school team score 50.67
# of State Student Participants 459
Overall State Average Score 9.77
Average Score by Grade level
Grade # of Students Average
5th 1 5.00
6th 1 5.00
7th 207 9.66
8th 248 9.92
Number of Female Students 243
Average Score of Female Students 9.65
Average Female Scores by Grade
Grade # of Students Average
5th 1 5.00
7th 101 9.43
8th 141 9.84
Number of Male Participants 214
Average Score of Male Participants 9.90
Average score for Males by Grade
Grade # of Students Average
6th 1 5.00
7th 105 9.83
8th 106 10.08
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 0 1 1
21 1 1 2
20 0 0 0
19 0 0 0
18 4 2 6
17 3 5 8
16 8 7 15
15 10 6 17
14 7 12 19
13 20 13 33
12 22 17 39
11 18 19 37
10 23 31 54
9 17 32 49
8 20 29 49
7 16 25 41
6 19 21 40
5 11 14 26
4 12 5 17
3 1 1 2
2 1 2 3
1 0 0 0
0 (@) 0 0 0
0 ($) 1 0 1
(@) These students attempted some of the problems
($) 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 1
21 0 0 1 1
20 0 0 0 0
19 0 0 0 0
18 0 0 4 2
17 0 0 2 6
16 0 0 7 8
15 0 0 9 8
14 0 0 7 12
13 0 0 12 21
12 0 0 23 16
11 0 0 11 26
10 0 0 27 27
9 0 0 19 29
8 0 0 18 31
7 0 0 22 19
6 0 0 26 14
5 1 1 10 13
4 0 0 6 11
3 0 0 1 1
2 0 0 1 2
1 0 0 0 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 459 Students
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 2.40 89.98* 3.49 0.65 2.83 0.65 0.00
2 5.45 48.15* 37.25 7.19 1.31 0.65 0.00
3 69.50* 15.03 6.32 4.58 3.27 1.31 0.00
4 2.61 52.72* 17.86 11.55 13.94 1.31 0.00
5 7.19 2.40 13.73 66.67* 9.15 0.87 0.00
6 15.47 20.70 53.16* 6.32 3.49 0.87 0.00
7 1.53 46.19* 5.01 42.05 4.79 0.44 0.00
8 23.31 55.99* 8.93 4.14 6.54 1.09 0.00
9 8.71 11.55 13.07 36.38* 28.10 2.18 0.00
10 4.79 6.10 5.23 28.10 54.90* 0.87 0.00
11 5.23 20.04 58.61* 7.63 6.32 1.96 0.22
12 25.71 20.48* 15.03 25.27 10.89 2.40 0.22
13 36.17 6.75 12.42 18.95 23.75* 1.96 0.00
14 14.60 29.41 31.59* 16.12 5.45 2.83 0.00
15 15.69 15.47 33.55* 13.07 19.61 2.61 0.00
16 6.10 11.11 15.69* 5.88 57.95 2.83 0.44
17 6.32 20.04 25.05 21.57* 23.75 3.05 0.22
18 43.79* 5.88 21.35 18.52 5.45 4.79 0.22
19 19.83 38.56* 16.78 9.59 8.06 7.19 0.00
20 14.16 24.62 24.18 22.44* 8.50 6.10 0.00
21 11.55 17.86 20.26 24.40* 19.17 6.54 0.22
22 9.80 15.25* 13.94 12.42 40.96 7.63 0.00
23 45.10 6.97 8.28 19.83* 12.42 6.97 0.44
24 14.60 22.66 22.66* 17.65 12.64 9.80 0.00
25 15.25 24.84 15.90 10.89* 22.44 10.68 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked for the same problem