2004 AMC8 Report for all schools in British Columbia
Number of schools returning results 7
Average of school highest score 20.57
Average school team score 53.86
# of State Student Participants 214
Overall State Average Score 12.97
Average Score by Grade level
Grade # of Students Average
8th 211 13.00
Number of Female Students 96
Average Score of Female Students 12.55
Average Female Scores by Grade
Grade # of Students Average
8th 95 12.61
Number of Male Participants 115
Average Score of Male Participants 13.37
Average score for Males by Grade
Grade # of Students Average
8th 114 13.36
2004 American Mathematics Contest 8
Number of Students Achieving Indicated Score
SCORE MALE FEMALE TOTAL*
25 1 0 1
24 0 0 0
23 0 0 0
22 1 0 1
21 0 0 0
20 4 3 7
19 6 2 8
18 9 1 10
17 8 3 11
16 8 7 15
15 9 7 16
14 10 15 26
13 8 10 18
12 13 10 23
11 7 12 19
10 9 9 19
9 9 8 18
8 4 5 9
7 4 3 7
6 2 1 3
5 3 0 3
4 0 0 0
3 0 0 0
2 0 0 0
1 0 0 0
0 (@) 0 0 0
0 ($) 0 0 0
(@) These students attempted some of the problems
($) 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 1
24 0 0 0 0
23 0 0 0 0
22 0 0 0 1
21 0 0 0 0
20 0 0 0 7
19 0 0 0 8
18 0 0 0 10
17 0 0 0 11
16 0 0 0 15
15 0 0 0 16
14 0 0 0 25
13 0 0 0 18
12 0 0 0 23
11 0 0 0 19
10 0 0 0 18
9 0 0 0 18
8 0 0 0 9
7 0 0 0 6
6 0 0 0 3
5 0 0 0 3
4 0 0 0 0
3 0 0 0 0
2 0 0 0 0
1 0 0 0 0
0(@) 0 0 0 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 214 Students
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 0.47 98.13* 1.40 0.00 0.00 0.00 0.00
2 5.14 61.21* 21.96 10.28 0.93 0.47 0.00
3 81.31* 9.81 4.21 0.93 1.87 1.87 0.00
4 0.93 68.69* 18.69 5.14 5.61 0.93 0.00
5 12.15 4.21 4.67 75.70* 2.80 0.47 0.00
6 9.81 5.14 77.57* 5.14 1.87 0.47 0.00
7 0.93 70.56* 5.61 19.16 2.34 1.40 0.00
8 19.16 57.48* 9.81 4.21 4.67 4.67 0.00
9 5.14 8.88 12.15 57.01* 13.08 3.74 0.00
10 3.74 3.74 4.21 9.81 77.57* 0.00 0.93
11 3.27 8.41 78.50* 6.07 2.80 0.47 0.47
12 41.59 29.44* 10.28 11.68 5.14 1.87 0.00
13 23.83 9.35 12.62 16.36 35.05* 2.80 0.00
14 12.62 27.57 38.32* 12.15 4.67 4.67 0.00
15 8.41 11.21 49.53* 19.16 10.28 0.93 0.47
16 2.34 3.27 28.50* 7.48 56.54 1.87 0.00
17 4.67 11.68 23.83 42.52* 15.42 1.87 0.00
18 46.26* 7.01 19.16 20.56 5.14 1.87 0.00
19 14.95 41.12* 15.42 10.75 10.75 7.01 0.00
20 10.75 17.76 19.63 41.12* 6.07 4.67 0.00
21 12.15 17.76 24.77 28.97* 12.15 4.21 0.00
22 13.55 24.30* 14.49 7.01 34.11 6.54 0.00
23 19.16 7.01 9.81 42.06* 18.22 3.74 0.00
24 18.22 19.63 27.57* 10.75 11.21 12.15 0.47
25 13.08 18.69 15.89 18.22* 23.83 10.28 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked for the same problem