American Mathematics Competitions
2009 AMC 10 A Results for Maine
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 467
Number of unofficial participants: 0
Average score of participants: 60.5
Average score for female students is: 56.5 ( 237 Students)
Average score for male students is: 65.2 ( 180 Students)
Average score for unspecified gender is 62.6 ( 50 Students)
Average score for grade 10 is: 63.5 ( 240 Students)
Average score for grade 9 is: 57.1 ( 202 Students)
Average score for grade 8 and below is: 52.2 ( 15 Students)
Average score with unknown grade: 69.9 ( 10 Students)
AIME qualifying score = 120.0 or better
Number of AIME qualifers 1
Number of schools returning results 14
Average school winning score 95.89
American Mathematics Competitions
2009 AMC 12 A Results for Maine
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 559
Number of unofficial participants: 0
Average score of participants: 63.3
Average score for female students is: 59.2 ( 213 Students)
Average score for male students is: 66.9 ( 275 Students)
Average score for unspecified gender is 61.7 ( 71 Students)
Average score for grade 12 is: 64.6 ( 216 Students)
Average score for grade 11 is: 62.3 ( 301 Students)
Average score for grade 10 is: 67.1 ( 21 Students)
Average score for grade 9 is: 61.1 ( 4 Students)
Average score with unknown grade: 61.6 ( 17 Students)
AIME qualifying score = 97.5 or better
Number of AIME qualifers 16
Number of schools returning results 20
Average school winning score 90.90
Average school team score 256.20
American Mathematics Competitions
2009 AMC 10 B Results for Maine
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 105
Number of unofficial participants: 0
Average score of participants: 59.3
Average score for female students is: 55.0 ( 47 Students)
Average score for male students is: 64.8 ( 52 Students)
Average score for unspecified gender is 44.3 ( 6 Students)
Average score for grade 10 is: 62.7 ( 64 Students)
Average score for grade 9 is: 52.0 ( 38 Students)
Average score for grade 8 and below is: 96.0 ( 1 Student)
Average score with unknown grade: 68.3 ( 2 Students)
AIME qualifying score = 120.0 or better
Number of AIME qualifers 0
Number of schools returning results 6
Average school winning score 88.00
American Mathematics Competitions
2009 AMC 12 B Results for Maine
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 196
Number of unofficial participants: 0
Average score of participants: 70.4
Average score for female students is: 64.4 ( 64 Students)
Average score for male students is: 74.3 ( 104 Students)
Average score for unspecified gender is 69.4 ( 28 Students)
Average score for grade 13 is: 61.0 ( 3 Students)
Average score for grade 12 is: 72.1 ( 91 Students)
Average score for grade 11 is: 67.5 ( 75 Students)
Average score for grade 10 is: 76.6 ( 17 Students)
Average score for grade 9 is: 72.0 ( 2 Students)
Average score with unknown grade: 67.3 ( 8 Students)
AIME qualifying score = 100.0 or better
Number of AIME qualifers 13
Number of schools returning results 9
Average school winning score 106.83
Average school team score 291.83
2009 State AMC 12 TEAM Score Distribution
-----------------------------------------------
score A B Rank
-----------------------------------------------
336.0 1 1
328.5 1 2
327.0 1 3
315.0 1 1 4
313.5 2 6
312.0 1 8
310.5 1 9
295.5 1 10
292.5 1 11
291.0 1 12
286.5 1 13
282.0 1 14
264.0 1 15
255.0 2 16
253.5 1 18
252.0 1 19
240.0 1 20
238.5 1 21
237.0 1 22
235.5 1 23
222.0 1 24
217.5 1 1 25
213.0 1 27
172.5 1 28
159.0 1 29
2009 AMC Contest Score Distributions
-----------------------------------------------
score 12 A 12 B 10 A 10 B
-----------------------------------------------
132.0 1
130.5 1
126.0 1
123.0 1
120.0 1
118.5 1
112.5 1
111.0 1
108.0 1 2 1
106.5 1 2
105.0 2 2
103.5 1 1 1 1
102.0 4 1 1 1
100.5 4
99.0 2 3 2
97.5 1 3 1
96.0 2 6 7 3
94.5 3 3 2
93.0 2 2 3 1
91.5 4 5 1
90.0 4 3 5 1
88.5 5 2 2 2
87.0 2 2 5 1
85.5 7 4 3
84.0 6 3 6 3
82.5 7 7 5
81.0 8 6 8 2
79.5 10 6 6
78.0 11 8 10 1
76.5 19 5 12 1
75.0 10 4 9
73.5 15 2 10 2
72.0 18 3 11 2
70.5 23 8 15 1
69.0 19 6 21 7
67.5 28 10 12 1
66.0 18 5 12 6
64.5 26 6 7 2
63.0 25 5 9 1
61.5 17 7 12 2
60.0 30 5 13 5
58.5 29 3 21 2
57.0 16 2 22 1
55.5 21 10 17 4
54.0 23 4 23 2
52.5 15 8 17 5
51.0 21 3 13 3
49.5 12 1 15 7
48.0 15 5 12 3
46.5 7 3 17 4
45.0 6 4 8 6
43.5 12 6 8 5
42.0 8 3 17 3
40.5 4 2 9 5
39.0 6 1 6
37.5 7 1 4 1
36.0 12 13 5
34.5 5 2
33.0 1 11
31.5 4 5
30.0 3 3 2
28.5 1
27.0 1 1
24.0 1
22.5 1
American Mathematics Competitions
2009 AMC 10 A Results for Maine
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2009 AMC 10 A Results for Maine
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 0.21 0.21 0.86 8.14 90.58* 0.00 0.00
2 94.65* 1.71 0.21 0.21 1.07 2.14 0.00
3 3.00 18.20 63.60* 6.85 2.57 5.78 0.00
4 18.42* 10.49 5.14 11.35 20.56 34.05 0.00
5 16.27 6.00 5.78 4.93 41.33* 25.70 0.00
6 50.11* 5.35 14.78 4.28 0.86 24.63 0.00
7 8.78 4.71 22.27* 7.92 36.40 19.91 0.00
8 8.78 79.44* 4.28 1.93 0.86 4.71 0.00
9 7.92 13.70* 9.85 7.71 0.86 59.96 0.00
10 4.71 18.63* 7.71 10.28 3.21 55.46 0.00
11 4.50 5.14 4.50 47.32* 2.14 36.40 0.00
12 4.07 10.28 24.20* 11.13 5.14 45.18 0.00
13 28.05 6.85 3.64 14.35 10.49* 36.62 0.00
14 32.98* 1.71 6.42 4.28 16.27 38.33 0.00
15 4.28 3.21 4.93 10.28 42.18* 35.12 0.00
16 26.34 8.35 4.07 7.07* 5.78 48.39 0.00
17 4.71 7.92 5.14* 2.78 3.00 76.23 0.21
18 24.63 11.78 7.71 12.63* 7.71 35.55 0.00
19 5.35 6.64* 7.07 7.71 3.00 70.24 0.00
20 10.06 9.64 13.28 31.26* 2.36 33.40 0.00
21 2.14 2.36 13.06* 4.93 3.00 74.52 0.00
22 5.57 5.78 33.40 8.14* 4.28 42.83 0.00
23 3.21 2.57 4.28 4.07 9.85* 76.02 0.00
24 9.42 14.78 5.14* 2.78 4.71 62.96 0.21
25 6.64 3.85* 5.14 3.21 3.00 78.16 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 Maine
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2009 AMC 12 A Results for Maine
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 88.19* 6.26 0.72 0.00 1.61 3.22 0.00
2 0.72 5.72 84.79* 4.83 1.61 2.33 0.00
3 5.01 76.03* 5.19 5.01 3.40 5.37 0.00
4 92.84* 0.89 1.07 0.89 1.61 2.68 0.00
5 2.68 2.15 4.11 73.70* 1.97 15.38 0.00
6 25.94 3.22 3.22 16.28 25.58* 25.58 0.18
7 3.58 21.29* 7.33 1.43 1.79 64.58 0.00
8 52.77* 1.61 5.55 5.90 12.16 22.00 0.00
9 1.79 6.26 5.19 22.72* 5.90 58.14 0.00
10 3.22 6.44 32.38* 10.02 6.26 41.68 0.00
11 2.15 1.79 3.40 5.01 66.01* 21.65 0.00
12 10.91 28.26* 6.98 8.77 2.33 42.75 0.00
13 8.23 11.63 10.91 14.85* 7.33 47.05 0.00
14 3.22 6.62* 7.87 13.95 7.33 61.00 0.00
15 8.23 4.29 8.59 15.56* 6.26 57.07 0.00
16 11.81 5.01 8.41 5.19* 3.22 66.19 0.18
17 5.01 3.22 6.08* 4.65 8.77 72.27 0.00
18 11.09 5.55* 6.08 3.58 2.50 71.20 0.00
19 7.16 10.73 6.98* 6.26 5.37 63.51 0.00
20 4.83 2.86 5.72 5.01 9.66* 71.91 0.00
21 4.83 4.29 4.47* 2.33 3.94 80.14 0.00
22 2.33 3.76 4.47 4.65 1.61* 83.18 0.00
23 1.61 3.04 2.15 2.33* 1.61 89.27 0.00
24 6.80 4.11 2.50 1.07 2.68* 82.83 0.00
25 2.50* 3.94 4.83 6.44 5.90 76.39 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 Maine
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2009 AMC 10 B Results for Maine
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 2.86 63.81* 10.48 19.05 2.86 0.95 0.00
2 1.90 6.67 79.05* 0.00 0.00 12.38 0.00
3 0.95 7.62 67.62* 10.48 1.90 11.43 0.00
4 0.00 3.81 59.05* 15.24 5.71 16.19 0.00
5 5.71 0.00 19.05 60.95* 0.95 13.33 0.00
6 0.95 0.00 5.71 53.33* 4.76 35.24 0.00
7 8.57 17.14 45.71* 13.33 7.62 7.62 0.00
8 0.00 21.90* 10.48 45.71 3.81 18.10 0.00
9 19.05* 16.19 9.52 3.81 0.00 51.43 0.00
10 14.29 6.67 4.76 4.76 20.95* 48.57 0.00
11 52.38* 10.48 4.76 2.86 0.00 29.52 0.00
12 12.38* 15.24 2.86 9.52 15.24 44.76 0.00
13 4.76 21.90 23.81* 16.19 7.62 25.71 0.00
14 2.86 25.71 18.10 20.95* 7.62 22.86 1.90
15 13.33 4.76 1.90 7.62 38.10* 34.29 0.00
16 4.76 3.81* 2.86 6.67 2.86 79.05 0.00
17 30.48 21.90 7.62* 0.00 0.95 39.05 0.00
18 0.95 0.95 7.62 8.57* 0.95 80.95 0.00
19 15.24* 18.10 3.81 15.24 2.86 44.76 0.00
20 3.81 5.71* 5.71 2.86 3.81 78.10 0.00
21 7.62 5.71 6.67 6.67* 5.71 67.62 0.00
22 5.71 6.67* 4.76 1.90 2.86 78.10 0.00
23 0.95 6.67 11.43* 8.57 8.57 63.81 0.00
24 8.57* 5.71 8.57 4.76 6.67 65.71 0.00
25 10.48 19.05* 2.86 9.52 6.67 51.43 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 Maine
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2009 AMC 12 B Results for Maine
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 82.14* 5.61 8.16 4.08 0.00 0.00
2 0.00 3.06 81.63* 11.73 1.02 2.55 0.00
3 6.63 2.04 15.82 64.29* 1.53 9.69 0.00
4 0.51 1.53 82.14* 8.16 1.02 6.63 0.00
5 2.04 1.53 4.08 79.08* 3.57 9.69 0.00
6 6.12 9.69 64.29* 9.18 3.57 7.14 0.00
7 5.10 52.04* 6.12 22.96 1.53 12.24 0.00
8 5.10 3.06 1.53 4.59 68.37* 17.35 0.00
9 51.02* 1.53 2.55 8.16 1.02 35.71 0.00
10 34.69* 17.35 8.16 7.14 3.57 29.08 0.00
11 0.51 22.96 18.37 16.84* 7.14 34.18 0.00
12 0.51 1.02 4.08 2.55 42.86* 48.98 0.00
13 1.02 2.04 4.08 22.96* 6.12 63.78 0.00
14 12.76 8.16 37.76* 1.02 0.51 39.80 0.00
15 1.02 51.02* 4.08 4.08 4.08 35.71 0.00
16 1.02 5.61* 2.55 0.00 0.51 90.31 0.00
17 17.35 10.20* 7.65 5.61 5.10 54.08 0.00
18 3.06 6.63 10.20* 4.59 3.06 72.45 0.00
19 1.53 2.55 2.04 0.51 5.10* 88.27 0.00
20 1.02 3.06 5.10* 0.51 2.55 87.76 0.00
21 6.12* 5.10 3.57 8.16 18.37 58.67 0.00
22 2.55 0.51 2.04* 5.61 2.04 87.24 0.00
23 2.04 2.55 2.55 1.53* 0.00 91.33 0.00
24 2.04 4.08* 1.02 1.53 1.02 90.31 0.00
25 6.12 2.04 3.57 3.57 3.06* 81.63 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked in the same column
