American Mathematics Competitions
2011 AMC 10 A Results for Rhode Island
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 236
Number of unofficial participants: 0
Average score of participants: 62.8
Average score for female students is: 55.2 ( 115 Students)
Average score for male students is: 71.6 ( 85 Students)
Average score for unspecified gender is 66.3 ( 36 Students)
Average score for grade 10 is: 62.5 ( 144 Students)
Average score for grade 9 is: 62.6 ( 78 Students)
Average score for grade 8 and below is: 106.5 ( 2 Students)
Average score with unknown grade: 60.5 ( 12 Students)
AIME qualifying score = 117.0 or better
Number of AIME qualifers 6
Number of schools returning results 11
Average school winning score 98.18
American Mathematics Competitions
2011 AMC 12 A Results for Rhode Island
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 234
Number of unofficial participants: 0
Average score of participants: 66.5
Average score for female students is: 60.9 ( 86 Students)
Average score for male students is: 69.8 ( 109 Students)
Average score for unspecified gender is 69.6 ( 39 Students)
Average score for grade 12 is: 64.7 ( 111 Students)
Average score for grade 11 is: 68.0 ( 113 Students)
Average score for grade 10 is: 80.5 ( 3 Students)
Average score with unknown grade: 66.2 ( 7 Students)
AIME qualifying score = 93.0 or better
Number of AIME qualifers 16
Number of schools returning results 11
Average school winning score 95.45
Average school team score 255.68
American Mathematics Competitions
2011 AMC 10 B Results for Rhode Island
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 76
Number of unofficial participants: 0
Average score of participants: 59.3
Average score for female students is: 50.3 ( 30 Students)
Average score for male students is: 66.8 ( 37 Students)
Average score for unspecified gender is 58.7 ( 9 Students)
Average score for grade 10 is: 56.3 ( 39 Students)
Average score for grade 9 is: 63.6 ( 35 Students)
Average score with unknown grade: 43.5 ( 2 Students)
AIME qualifying score = 117.0 or better
Number of AIME qualifers 1
Number of schools returning results 3
Average school winning score 110.00
American Mathematics Competitions
2011 AMC 12 B Results for Rhode Island
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 53
Number of unofficial participants: 0
Average score of participants: 58.8
Average score for female students is: 50.1 ( 18 Students)
Average score for male students is: 64.7 ( 27 Students)
Average score for unspecified gender is 58.3 ( 8 Students)
Average score for grade 12 is: 60.8 ( 21 Students)
Average score for grade 11 is: 58.6 ( 28 Students)
Average score with unknown grade: 49.5 ( 4 Students)
AIME qualifying score = 97.5 or better
Number of AIME qualifers 0
Number of schools returning results 4
Average school winning score 84.75
Average school team score 192.00
2011 State AMC 12 TEAM Score Distribution
-----------------------------------------------
score A B Rank
-----------------------------------------------
331.5 1 1
325.5 1 2
301.5 1 3
273.0 1 4
255.0 2 5
252.0 1 7
250.5 1 8
247.5 1 9
232.5 1 10
219.0 1 11
216.0 1 12
187.5 1 13
151.5 1 14
82.5 1 15
2011 AMC Contest Score Distributions
-----------------------------------------------
score 12 A 12 B 10 A 10 B
-----------------------------------------------
132.0 1
127.5 1
126.0 1
124.5 2
123.0 1
121.5 1
117.0 1
114.0 2
112.5 1 1
111.0 1 1
109.5 1
108.0 2 1 2
106.5 1
103.5 1 2
102.0 2 2
100.5 1
99.0 2 1 1
97.5 2 2
96.0 4
94.5 5 3
93.0 2 1 1
91.5 2 2
90.0 3 2 1
88.5 1 3 1
87.0 4 2
85.5 2 1 6
84.0 3 1
82.5 3 1
81.0 2 4
79.5 1 1 4
78.0 6 1 1 1
76.5 5 3 3 3
75.0 8 2 5 1
73.5 7 2
72.0 11 2
70.5 5 2 4 3
69.0 11 2 4 2
67.5 18 4 4 1
66.0 13 15 2
64.5 10 6 1
63.0 9 3 6
61.5 6 1 7 1
60.0 13 3 6 2
58.5 6 6 4
57.0 8 3 5 2
55.5 8 1 4 3
54.0 7 10 2
52.5 10 2 5 2
51.0 8 1 16 5
49.5 7 2 10 2
48.0 10 6 11 1
46.5 2 1 9 2
45.0 2 2 10 4
43.5 1 4 4
42.0 2 2 10 5
40.5 1 1 3
39.0 1 2 4
37.5 2 3 3 2
36.0 4
34.5 1 2
33.0 1 1
31.5 1 1
30.0 1
28.5 1 1
25.5 1 1 1
24.0 3
19.5 1
18.0 1
American Mathematics Competitions
2011 AMC 10 A Results for Rhode Island
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2011 AMC 10 A Results for Rhode Island
Analysis
Table of Item Difficulty for the 2011
American Mathematics Competitions 10/12
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 0.42 1.27 15.68 79.66* 2.54 0.42 0.00
2 0.00 0.00 1.27 14.41 83.47* 0.85 0.00
3 2.12 1.69 6.78 61.44* 2.12 25.85 0.00
4 50.00* 5.08 8.47 5.51 3.81 27.12 0.00
5 4.66 21.19 53.81* 4.66 2.54 13.14 0.00
6 10.59 9.32 28.39* 19.92 5.08 26.69 0.00
7 7.63 32.63* 50.00 2.12 2.12 5.51 0.00
8 4.66 16.95 60.59* 1.27 3.81 12.71 0.00
9 30.08* 9.32 5.93 4.24 5.93 44.49 0.00
10 4.66 18.64* 8.47 8.90 15.25 44.07 0.00
11 8.05 19.92* 7.20 5.51 4.66 54.66 0.00
12 63.14* 2.97 5.51 8.90 2.12 17.37 0.00
13 26.27* 11.44 11.02 6.36 2.12 42.80 0.00
14 9.32 23.73* 8.47 5.93 3.39 49.15 0.00
15 5.93 6.78 22.46* 2.97 1.69 60.17 0.00
16 12.29 7.63* 4.66 5.93 21.19 48.31 0.00
17 1.27 4.24 61.02* 1.69 2.12 29.66 0.00
18 3.81 4.24 11.86* 11.44 5.93 62.29 0.42
19 6.36 5.93 2.12 2.97 7.20* 75.42 0.00
20 11.02 4.66 6.36 6.78* 9.75 61.44 0.00
21 5.93 4.66 5.93 2.97* 8.90 71.61 0.00
22 4.24 6.36 7.63* 2.97 2.97 75.85 0.00
23 5.93 4.66 11.86* 8.47 5.08 63.98 0.00
24 1.69 1.27 3.39 1.27* 2.97 89.41 0.00
25 2.97 2.97 1.69* 2.12 1.69 88.56 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
2011 AMC 12 A Results for Rhode Island
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2011 AMC 12 A Results for Rhode Island
Analysis
Table of Item Difficulty for the 2011
American Mathematics Competitions 10/12
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 0.00 0.43 9.83 89.74* 0.00 0.00 0.00
2 0.00 0.43 0.85 0.43 98.29* 0.00 0.00
3 0.00 0.43 0.43 6.41 91.88* 0.85 0.00
4 3.42 7.26 79.06* 1.28 0.43 8.55 0.00
5 4.27 11.97 68.80* 1.71 2.56 10.68 0.00
6 74.79* 4.27 1.71 4.27 0.43 14.53 0.00
7 5.56 29.91* 5.13 5.98 11.11 42.31 0.00
8 2.56 0.85 72.22* 3.42 0.85 20.09 0.00
9 5.13 19.66* 9.40 3.85 28.63 33.33 0.00
10 10.26 41.03* 7.69 5.13 2.99 32.91 0.00
11 3.42 3.42 25.64* 16.24 6.84 44.44 0.00
12 8.12 4.70 2.14 16.67* 18.80 49.57 0.00
13 29.91 6.84* 3.85 5.56 3.42 50.43 0.00
14 3.85 2.14 3.42 3.85 9.83* 76.92 0.00
15 8.12* 0.85 7.26 5.13 1.71 76.92 0.00
16 3.42 7.26 5.56* 4.27 4.27 75.21 0.00
17 3.42 3.42 3.85 8.12* 2.99 78.21 0.00
18 5.13 4.27 7.69 20.94* 3.42 58.55 0.00
19 2.14 1.71 7.26* 2.14 1.28 85.47 0.00
20 6.84 7.69 5.56* 2.56 1.28 76.07 0.00
21 1.71* 1.71 0.85 3.85 2.99 88.89 0.00
22 1.71 2.56 2.56* 1.71 0.85 90.60 0.00
23 3.42 2.56 2.99* 1.71 1.28 88.03 0.00
24 2.56 5.56 2.14* 3.42 3.42 82.91 0.00
25 2.56 3.42 2.99 2.56* 6.84 81.62 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
2011 AMC 10 B Results for Rhode Island
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2011 AMC 10 B Results for Rhode Island
Analysis
Table of Item Difficulty for the 2011
American Mathematics Competitions 10/12
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 10.53 1.32 85.53* 1.32 1.32 0.00 0.00
2 1.32 5.26 7.89 9.21 73.68* 2.63 0.00
3 82.89* 6.58 2.63 5.26 1.32 1.32 0.00
4 14.47 0.00 48.68* 36.84 0.00 0.00 0.00
5 7.89 2.63 1.32 2.63 50.00* 35.53 0.00
6 61.84* 3.95 10.53 5.26 2.63 15.79 0.00
7 35.53 42.11* 3.95 1.32 11.84 5.26 0.00
8 30.26 68.42* 0.00 0.00 0.00 1.32 0.00
9 19.74 6.58 2.63 22.37* 2.63 46.05 0.00
10 11.84 27.63* 10.53 14.47 9.21 26.32 0.00
11 9.21 5.26 53.95 18.42* 1.32 11.84 0.00
12 15.79* 9.21 2.63 5.26 1.32 65.79 0.00
13 14.47 26.32 1.32 14.47* 10.53 32.89 0.00
14 9.21 7.89 27.63* 9.21 7.89 38.16 0.00
15 13.16 6.58 13.16 11.84 31.58* 23.68 0.00
16 7.89* 15.79 3.95 9.21 2.63 60.53 0.00
17 6.58 1.32 18.42* 6.58 13.16 53.95 0.00
18 1.32 5.26 22.37 39.47 7.89* 23.68 0.00
19 6.58* 6.58 5.26 5.26 9.21 67.11 0.00
20 1.32 6.58 7.89* 2.63 6.58 75.00 0.00
21 7.89 9.21* 5.26 3.95 0.00 73.68 0.00
22 2.63* 2.63 3.95 0.00 2.63 88.16 0.00
23 34.21 6.58 2.63 11.84* 2.63 42.11 0.00
24 5.26 2.63* 6.58 3.95 2.63 78.95 0.00
25 0.00 2.63 2.63 2.63* 1.32 90.79 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
2011 AMC 12 B Results for Rhode Island
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2011 AMC 12 B Results for Rhode Island
Analysis
Table of Item Difficulty for the 2011
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 94.34* 1.89 0.00 3.77 0.00
2 0.00 1.89 3.77 3.77 84.91* 5.66 0.00
3 3.77 5.66 66.04* 20.75 0.00 3.77 0.00
4 0.00 1.89 0.00 3.77 69.81* 24.53 0.00
5 43.40* 0.00 0.00 28.30 15.09 13.21 0.00
6 1.89 3.77 41.51* 1.89 7.55 43.40 0.00
7 11.32 54.72* 5.66 7.55 0.00 20.75 0.00
8 28.30* 11.32 0.00 5.66 0.00 54.72 0.00
9 11.32 11.32 7.55 37.74* 3.77 28.30 0.00
10 1.89 7.55 15.09 20.75 16.98* 37.74 0.00
11 7.55 22.64* 5.66 15.09 3.77 45.28 0.00
12 24.53* 9.43 9.43 7.55 1.89 47.17 0.00
13 3.77 13.21* 1.89 1.89 1.89 77.36 0.00
14 1.89 3.77 3.77 1.89* 0.00 88.68 0.00
15 15.09 11.32 3.77 5.66* 0.00 64.15 0.00
16 0.00 11.32 5.66* 9.43 7.55 66.04 0.00
17 0.00 5.66* 0.00 1.89 3.77 86.79 1.89
18 1.89* 0.00 5.66 3.77 5.66 83.02 0.00
19 3.77 0.00* 3.77 3.77 1.89 86.79 0.00
20 3.77 3.77 1.89* 1.89 0.00 88.68 0.00
21 3.77 5.66 3.77 0.00* 0.00 86.79 0.00
22 0.00 0.00 1.89 1.89* 1.89 94.34 0.00
23 5.66 3.77 1.89* 1.89 3.77 83.02 0.00
24 3.77 0.00* 1.89 1.89 0.00 92.45 0.00
25 1.89 5.66 0.00 1.89* 5.66 84.91 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked in the same column
