2005 State Report for Guam
Number of schools returning results 3
Average of school highest score 17.33
Average school team score 48.33
# of State Student Participants 74
Overall State Average Score 10.53
Average Score by Grade level
Grade # of Students Average
6th 21 9.33
7th 31 10.55
8th 22 11.64
Number of Female Students 31
Average Score of Female Students 9.74
Average Female Scores by Grade
Grade # of Students Average
6th 11 8.64
7th 10 10.60
8th 10 10.10
Number of Male Participants 43
Average Score of Male Participants 11.09
Average score for Males by Grade
Grade # of Students Average
6th 10 10.10
7th 21 10.52
8th 12 12.92
2005 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 0 0
21 0 1 1
20 0 0 0
19 1 0 1
18 0 0 0
17 2 0 2
16 2 0 2
15 1 2 3
14 3 1 4
13 5 0 5
12 5 3 8
11 3 4 7
10 5 7 12
9 6 2 8
8 4 3 7
7 5 2 7
6 1 4 5
5 0 1 1
4 0 0 0
3 0 0 0
2 0 1 1
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
2005 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 0
21 0 0 1 0
20 0 0 0 0
19 0 1 0 0
18 0 0 0 0
17 0 0 1 1
16 0 0 0 2
15 0 0 1 2
14 0 0 2 2
13 0 0 2 3
12 0 2 4 2
11 0 3 3 1
10 0 3 5 4
9 0 3 4 1
8 0 4 3 0
7 0 1 3 3
6 0 4 1 0
5 0 0 0 1
4 0 0 0 0
3 0 0 0 0
2 0 0 1 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 2005
American Mathematics Contest 8
Tabulation of responses by 74 Students
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 0.00 71.62* 22.97 5.41 0.00 0.00 0.00
2 8.11 14.86 72.97* 0.00 4.05 0.00 0.00
3 2.70 6.76 40.54 40.54* 8.11 1.35 0.00
4 24.32 0.00 64.86* 8.11 1.35 1.35 0.00
5 6.76 60.81* 14.86 2.70 14.86 0.00 0.00
6 8.11 21.62 36.49* 14.86 16.22 2.70 0.00
7 21.62 13.51* 6.76 51.35 5.41 1.35 0.00
8 10.81 6.76 2.70 9.46 66.22* 4.05 0.00
9 22.97 17.57 8.11 43.24* 4.05 4.05 0.00
10 2.70 6.76 1.35 89.19* 0.00 0.00 0.00
11 8.11 6.76 60.81* 8.11 12.16 4.05 0.00
12 2.70 5.41 24.32 54.05* 10.81 2.70 0.00
13 18.92 43.24 25.68* 4.05 4.05 4.05 0.00
14 8.11 52.70* 5.41 14.86 14.86 4.05 0.00
15 14.86 16.22 35.14* 14.86 9.46 9.46 0.00
16 5.41 17.57 6.76 27.03* 35.14 8.11 0.00
17 9.46 2.70 35.14 6.76 39.19* 6.76 0.00
18 18.92 20.27 35.14* 18.92 4.05 2.70 0.00
19 40.54* 21.62 17.57 6.76 8.11 5.41 0.00
20 16.22* 32.43 20.27 16.22 6.76 8.11 0.00
21 24.32 32.43 31.08* 4.05 2.70 5.41 0.00
22 9.46 6.76 22.97 28.38 24.32* 8.11 0.00
23 13.51 17.57* 17.57 16.22 21.62 13.51 0.00
24 13.51 14.86* 18.92 14.86 22.97 14.86 0.00
25 18.92* 31.08 13.51 12.16 8.11 16.22 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked for the same problem