2006 AMC8 Report for all schools in North Dakota
Number of schools returning results 14
Average of school highest score 14.21
Average school team score 39.36
# of State Student Participants 415
Overall State Average Score 9.11
Average Score by Grade level
Grade # of Students Average
5th 5 4.20
6th 1 7.00
7th 172 8.63
8th 237 9.57
Number of Female Students 194
Average Score of Female Students 8.89
Average Female Scores by Grade
Grade # of Students Average
5th 1 4.00
7th 87 8.18
8th 106 9.51
Number of Male Participants 207
Average Score of Male Participants 9.29
Average score for Males by Grade
Grade # of Students Average
5th 4 4.25
6th 1 7.00
7th 78 9.14
8th 124 9.56
2006 American Mathematics Contest 8
Number of Students Achieving Indicated Score
SCORE MALE FEMALE TOTAL*
25 0 0 0
24 1 0 1
23 0 0 0
22 0 0 0
21 0 0 0
20 1 0 1
19 0 0 0
18 2 0 2
17 1 0 1
16 3 2 5
15 3 1 5
14 11 6 17
13 11 12 23
12 17 8 28
11 17 23 42
10 25 22 49
9 23 40 63
8 28 22 53
7 29 18 48
6 12 20 33
5 8 10 19
4 9 7 16
3 3 2 5
2 2 1 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
2006 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 1 0
23 0 0 0 0
22 0 0 0 0
21 0 0 0 0
20 0 0 1 0
19 0 0 0 0
18 0 0 1 1
17 0 0 0 1
16 0 0 1 4
15 0 0 3 2
14 0 0 3 14
13 0 0 5 18
12 0 0 8 20
11 0 0 16 26
10 0 0 16 33
9 0 0 27 36
8 0 0 27 26
7 1 1 21 25
6 0 0 20 13
5 0 0 13 6
4 3 0 6 7
3 0 0 2 3
2 1 0 1 1
1 0 0 0 0
0(@) 0 0 0 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 2006
American Mathematics Contest 8
Tabulation of responses by 415 Students
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 0.72 2.17 5.54 89.88* 1.45 0.24 0.00
2 5.54 4.82 83.86* 1.20 4.34 0.24 0.00
3 33.98* 4.82 27.71 20.48 12.05 0.72 0.24
4 5.78 62.17* 14.70 10.84 5.78 0.48 0.24
5 6.27 3.61 4.58 64.82* 20.48 0.24 0.00
6 5.78 26.51 49.16* 7.23 10.84 0.48 0.00
7 46.27 12.77* 7.95 17.35 14.94 0.72 0.00
8 9.40 6.27 13.98 12.05 57.59* 0.24 0.48
9 23.37 16.63 35.90* 10.36 11.81 1.93 0.00
10 13.49* 32.53 22.41 16.87 13.98 0.48 0.24
11 19.28 33.01 15.42* 22.41 7.71 2.17 0.00
12 5.06 6.75 37.59 38.07* 11.57 0.96 0.00
13 9.40 19.76 27.23 22.17* 20.48 0.96 0.00
14 7.95 74.94* 5.30 5.54 4.82 1.45 0.00
15 24.58 11.33 37.83* 12.29 10.84 2.89 0.24
16 16.39 18.80 23.86 14.94 22.41* 3.61 0.00
17 7.95 23.86* 12.29 36.63 16.87 2.41 0.00
18 9.64 14.70 21.93 20.24* 31.08 2.41 0.00
19 9.88 17.59 13.01 52.29* 4.82 2.41 0.00
20 11.57 25.06 28.43* 18.80 12.29 3.86 0.00
21 16.39* 13.25 17.59 25.78 23.13 3.61 0.24
22 25.06 31.33 20.48 11.33* 7.71 4.10 0.00
23 15.18* 19.28 15.66 12.77 31.81 4.82 0.48
24 10.36* 17.59 30.60 20.72 13.98 6.75 0.00
25 16.39 18.80* 22.65 19.52 15.90 6.27 0.48
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked for the same problem