American Mathematics Competitions
2009 AMC 10 A Results for Puerto Rico
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 18
Number of unofficial participants: 0
Average score of participants: 60.5
Average score for female students is: 61.8 ( 9 Students)
Average score for male students is: 59.2 ( 9 Students)
Average score for grade 10 is: 58.5 ( 4 Students)
Average score for grade 9 is: 70.5 ( 4 Students)
Average score for grade 8 and below is: 57.3 ( 10 Students)
AIME qualifying score = 120.0 or better
Number of AIME qualifers 0
Number of schools returning results 2
Average school winning score 92.25
American Mathematics Competitions
2009 AMC 12 A Results for Puerto Rico
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 20
Number of unofficial participants: 0
Average score of participants: 69.7
Average score for female students is: 62.4 ( 7 Students)
Average score for male students is: 73.6 ( 13 Students)
Average score for grade 12 is: 68.8 ( 9 Students)
Average score for grade 11 is: 73.9 ( 10 Students)
Average score for grade 8 and below is: 34.5 ( 1 Student)
AIME qualifying score = 97.5 or better
Number of AIME qualifers 2
Number of schools returning results 2
Average school winning score 111.00
Average school team score 270.00
American Mathematics Competitions
2009 AMC 10 B Results for Puerto Rico
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 19
Number of unofficial participants: 0
Average score of participants: 61.3
Average score for female students is: 56.2 ( 9 Students)
Average score for male students is: 65.8 ( 10 Students)
Average score for grade 10 is: 62.0 ( 13 Students)
Average score for grade 9 is: 59.8 ( 6 Students)
AIME qualifying score = 120.0 or better
Number of AIME qualifers 0
Number of schools returning results 1
Average school winning score 85.50
American Mathematics Competitions
2009 AMC 12 B Results for Puerto Rico
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 30
Number of unofficial participants: 0
Average score of participants: 72.1
Average score for female students is: 76.3 ( 6 Students)
Average score for male students is: 71.0 ( 24 Students)
Average score for grade 12 is: 73.2 ( 13 Students)
Average score for grade 11 is: 69.7 ( 15 Students)
Average score for grade 9 is: 90.0 ( 1 Student)
Average score for grade 8 and below is: 75.0 ( 1 Student)
AIME qualifying score = 100.0 or better
Number of AIME qualifers 3
Number of schools returning results 4
Average school winning score 100.50
Average school team score 254.63
2009 State AMC 12 TEAM Score Distribution
-----------------------------------------------
score A B Rank
-----------------------------------------------
298.5 1 1
274.5 1 2
265.5 1 1 3
262.5 1 5
192.0 1 6
2009 AMC Contest Score Distributions
-----------------------------------------------
score 12 A 12 B 10 A 10 B
-----------------------------------------------
112.5 1
109.5 1 1
108.0 1
100.5 2
99.0 1
94.5 1
93.0 1
91.5 1
90.0 1
88.5 1
85.5 1
84.0 1 1
82.5 1 1
79.5 1
76.5 2 1
75.0 3 2 2
73.5 1 1
72.0 1 1
69.0 3 3
67.5 2 1
66.0 1 4 2
64.5 1 1
63.0 1
61.5 1 1
60.0 1 1 1
58.5 1
57.0 2 1 1
55.5 3 2 2
54.0 1 1
52.5 2 1
48.0 1 1
46.5 1 1 1
42.0 2 1
40.5 1
34.5 1
33.0 1 1
30.0 1
21.0 1
American Mathematics Competitions
2009 AMC 10 A Results for Puerto Rico
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2009 AMC 10 A Results for Puerto Rico
Analysis
Table of Item Difficulty for the 2009
American Mathematics Competitions 10/12
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 0.00 0.00 0.00 0.00 94.44* 5.56 0.00
2 83.33* 0.00 5.56 0.00 5.56 5.56 0.00
3 0.00 22.22 66.67* 0.00 0.00 11.11 0.00
4 22.22* 5.56 0.00 5.56 16.67 50.00 0.00
5 11.11 5.56 5.56 5.56 66.67* 5.56 0.00
6 44.44* 11.11 16.67 0.00 0.00 27.78 0.00
7 5.56 0.00 11.11* 5.56 50.00 27.78 0.00
8 11.11 66.67* 11.11 0.00 5.56 5.56 0.00
9 5.56 16.67* 0.00 16.67 0.00 61.11 0.00
10 16.67 5.56* 5.56 27.78 0.00 44.44 0.00
11 0.00 5.56 0.00 50.00* 0.00 44.44 0.00
12 5.56 11.11 16.67* 5.56 5.56 55.56 0.00
13 16.67 5.56 5.56 0.00 16.67* 55.56 0.00
14 27.78* 5.56 11.11 11.11 0.00 44.44 0.00
15 0.00 5.56 5.56 5.56 27.78* 55.56 0.00
16 11.11 0.00 11.11 16.67* 0.00 61.11 0.00
17 0.00 5.56 0.00* 11.11 0.00 83.33 0.00
18 38.89 5.56 5.56 11.11* 0.00 38.89 0.00
19 11.11 0.00* 16.67 0.00 5.56 66.67 0.00
20 11.11 0.00 16.67 33.33* 0.00 38.89 0.00
21 11.11 0.00 5.56* 0.00 0.00 83.33 0.00
22 5.56 5.56 5.56 11.11* 11.11 61.11 0.00
23 0.00 0.00 11.11 5.56 11.11* 72.22 0.00
24 5.56 5.56 5.56* 0.00 11.11 72.22 0.00
25 5.56 11.11* 11.11 5.56 0.00 66.67 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked in the same column
American Mathematics Competitions
2009 AMC 12 A Results for Puerto Rico
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2009 AMC 12 A Results for Puerto Rico
Analysis
Table of Item Difficulty for the 2009
American Mathematics Competitions 10/12
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 90.00* 5.00 0.00 0.00 0.00 5.00 0.00
2 0.00 0.00 95.00* 0.00 5.00 0.00 0.00
3 10.00 80.00* 0.00 5.00 5.00 0.00 0.00
4 90.00* 0.00 0.00 0.00 0.00 10.00 0.00
5 5.00 0.00 10.00 75.00* 0.00 10.00 0.00
6 10.00 20.00 0.00 20.00 40.00* 10.00 0.00
7 0.00 40.00* 5.00 5.00 0.00 50.00 0.00
8 65.00* 5.00 15.00 0.00 0.00 15.00 0.00
9 5.00 5.00 0.00 45.00* 10.00 35.00 0.00
10 5.00 10.00 35.00* 10.00 15.00 25.00 0.00
11 0.00 0.00 5.00 5.00 80.00* 10.00 0.00
12 5.00 20.00* 15.00 15.00 5.00 40.00 0.00
13 15.00 5.00 10.00 25.00* 5.00 35.00 5.00
14 15.00 5.00* 0.00 15.00 5.00 60.00 0.00
15 5.00 0.00 10.00 35.00* 15.00 35.00 0.00
16 5.00 10.00 0.00 10.00* 5.00 70.00 0.00
17 5.00 0.00 20.00* 0.00 5.00 70.00 0.00
18 25.00 0.00* 0.00 0.00 5.00 70.00 0.00
19 5.00 0.00 15.00* 5.00 10.00 65.00 0.00
20 0.00 0.00 10.00 10.00 0.00* 80.00 0.00
21 5.00 0.00 5.00* 0.00 0.00 90.00 0.00
22 0.00 0.00 5.00 0.00 0.00* 95.00 0.00
23 0.00 0.00 0.00 0.00* 0.00 100.00 0.00
24 5.00 0.00 0.00 0.00 0.00* 95.00 0.00
25 0.00* 10.00 0.00 0.00 0.00 90.00 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked in the same column
American Mathematics Competitions
2009 AMC 10 B Results for Puerto Rico
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2009 AMC 10 B Results for Puerto Rico
Analysis
Table of Item Difficulty for the 2009
American Mathematics Competitions 10/12
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 0.00 68.42* 5.26 21.05 0.00 5.26 0.00
2 5.26 0.00 89.47* 0.00 0.00 5.26 0.00
3 5.26 5.26 63.16* 21.05 0.00 5.26 0.00
4 0.00 0.00 68.42* 5.26 5.26 21.05 0.00
5 15.79 0.00 15.79 57.89* 10.53 0.00 0.00
6 0.00 0.00 0.00 84.21* 5.26 10.53 0.00
7 26.32 31.58 36.84* 5.26 0.00 0.00 0.00
8 10.53 0.00* 10.53 63.16 5.26 10.53 0.00
9 26.32* 0.00 5.26 0.00 0.00 68.42 0.00
10 26.32 15.79 0.00 0.00 31.58* 26.32 0.00
11 52.63* 5.26 0.00 5.26 5.26 31.58 0.00
12 21.05* 10.53 15.79 10.53 10.53 31.58 0.00
13 5.26 10.53 36.84* 0.00 15.79 31.58 0.00
14 10.53 31.58 5.26 31.58* 15.79 5.26 0.00
15 10.53 15.79 5.26 15.79 42.11* 10.53 0.00
16 21.05 15.79* 5.26 0.00 0.00 57.89 0.00
17 36.84 10.53 5.26* 5.26 0.00 42.11 0.00
18 0.00 5.26 5.26 5.26* 5.26 78.95 0.00
19 15.79* 10.53 5.26 15.79 15.79 36.84 0.00
20 5.26 5.26* 21.05 0.00 0.00 68.42 0.00
21 0.00 10.53 5.26 5.26* 21.05 57.89 0.00
22 0.00 0.00* 0.00 5.26 0.00 94.74 0.00
23 10.53 26.32 10.53* 5.26 0.00 47.37 0.00
24 21.05* 5.26 0.00 5.26 0.00 68.42 0.00
25 10.53 10.53* 15.79 10.53 5.26 47.37 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked in the same column
American Mathematics Competitions
2009 AMC 12 B Results for Puerto Rico
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2009 AMC 12 B Results for Puerto Rico
Analysis
Table of Item Difficulty for the 2009
American Mathematics Competitions 10/12
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 0.00 93.33* 6.67 0.00 0.00 0.00 0.00
2 3.33 0.00 76.67* 16.67 0.00 3.33 0.00
3 6.67 0.00 6.67 70.00* 6.67 10.00 0.00
4 0.00 3.33 93.33* 3.33 0.00 0.00 0.00
5 0.00 6.67 3.33 90.00* 0.00 0.00 0.00
6 10.00 30.00 46.67* 3.33 10.00 0.00 0.00
7 3.33 43.33* 3.33 36.67 6.67 6.67 0.00
8 0.00 3.33 0.00 3.33 80.00* 13.33 0.00
9 50.00* 3.33 3.33 13.33 0.00 30.00 0.00
10 43.33* 26.67 10.00 6.67 0.00 13.33 0.00
11 3.33 23.33 20.00 26.67* 6.67 20.00 0.00
12 6.67 0.00 10.00 0.00 30.00* 53.33 0.00
13 0.00 6.67 3.33 33.33* 3.33 53.33 0.00
14 3.33 13.33 53.33* 0.00 0.00 30.00 0.00
15 3.33 46.67* 10.00 3.33 6.67 30.00 0.00
16 3.33 3.33* 6.67 0.00 3.33 83.33 0.00
17 13.33 23.33* 16.67 0.00 0.00 46.67 0.00
18 3.33 6.67 6.67* 3.33 3.33 76.67 0.00
19 0.00 3.33 0.00 3.33 3.33* 90.00 0.00
20 0.00 0.00 3.33* 3.33 3.33 90.00 0.00
21 3.33* 0.00 3.33 6.67 20.00 66.67 0.00
22 3.33 3.33 3.33* 3.33 3.33 83.33 0.00
23 0.00 0.00 0.00 10.00* 0.00 90.00 0.00
24 6.67 3.33* 3.33 0.00 3.33 83.33 0.00
25 10.00 3.33 3.33 0.00 0.00* 83.33 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked in the same column
