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Missing Title
American Mathematics Competitions
2011 AMC 10 A Results for Minnesota
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 1372
Number of unofficial participants: 0
Average score of participants: 60.1
Average score for female students is: 56.2 ( 435 Students)
Average score for male students is: 63.6 ( 643 Students)
Average score for unspecified gender is 58.3 ( 294 Students)
Average score for grade 10 is: 61.6 ( 652 Students)
Average score for grade 9 is: 58.4 ( 535 Students)
Average score for grade 8 and below is: 65.7 ( 47 Students)
Average score with unknown grade: 57.7 ( 138 Students)
AIME qualifying score = 117.0 or better
Number of AIME qualifers 7
Number of schools returning results 49
Average school winning score 91.90
American Mathematics Competitions
2011 AMC 12 A Results for Minnesota
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 1731
Number of unofficial participants: 0
Average score of participants: 62.4
Average score for female students is: 58.3 ( 610 Students)
Average score for male students is: 65.6 ( 822 Students)
Average score for unspecified gender is 62.2 ( 299 Students)
Average score for grade 13 is: 76.5 ( 1 Student)
Average score for grade 12 is: 62.9 ( 719 Students)
Average score for grade 11 is: 61.9 ( 757 Students)
Average score for grade 10 is: 69.3 ( 84 Students)
Average score for grade 9 is: 64.7 ( 45 Students)
Average score for grade 8 and below is: 34.5 ( 1 Student)
Average score with unknown grade: 57.8 ( 124 Students)
AIME qualifying score = 93.0 or better
Number of AIME qualifers 60
Number of schools returning results 59
Average school winning score 90.00
Average school team score 245.82
American Mathematics Competitions
2011 AMC 10 B Results for Minnesota
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 688
Number of unofficial participants: 0
Average score of participants: 57.0
Average score for female students is: 53.1 ( 233 Students)
Average score for male students is: 60.2 ( 296 Students)
Average score for unspecified gender is 56.6 ( 159 Students)
Average score for grade 10 is: 56.3 ( 348 Students)
Average score for grade 9 is: 56.0 ( 232 Students)
Average score for grade 8 and below is: 73.3 ( 16 Students)
Average score with unknown grade: 58.9 ( 92 Students)
AIME qualifying score = 117.0 or better
Number of AIME qualifers 1
Number of schools returning results 32
Average school winning score 91.03
American Mathematics Competitions
2011 AMC 12 B Results for Minnesota
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 1084
Number of unofficial participants: 0
Average score of participants: 56.9
Average score for female students is: 52.4 ( 358 Students)
Average score for male students is: 59.9 ( 552 Students)
Average score for unspecified gender is 57.0 ( 174 Students)
Average score for grade 13 is: 63.0 ( 3 Students)
Average score for grade 12 is: 60.1 ( 347 Students)
Average score for grade 11 is: 55.0 ( 497 Students)
Average score for grade 10 is: 55.8 ( 129 Students)
Average score for grade 9 is: 59.4 ( 26 Students)
Average score with unknown grade: 56.5 ( 82 Students)
AIME qualifying score = 97.5 or better
Number of AIME qualifers 20
Number of schools returning results 35
Average school winning score 92.61
Average school team score 247.63
2011 State AMC 12 TEAM Score Distribution
-----------------------------------------------
score A B Rank
-----------------------------------------------
375.0 1 1
339.0 1 2
330.0 1 3
315.0 1 1 4
304.5 1 6
303.0 1 7
301.5 1 1 8
297.0 1 10
294.0 1 11
292.5 1 12
288.0 1 13
286.5 1 14
285.0 1 15
283.5 1 1 16
280.5 2 18
279.0 1 20
277.5 1 1 21
276.0 2 23
273.0 1 25
271.5 1 26
270.0 1 1 27
267.0 2 29
264.0 1 31
262.5 2 1 32
261.0 2 35
259.5 1 37
258.0 2 1 38
255.0 1 41
253.5 1 42
252.0 1 43
250.5 2 1 44
247.5 1 47
246.0 3 48
243.0 1 51
241.5 1 52
238.5 1 53
237.0 1 2 54
234.0 2 1 57
232.5 2 1 60
231.0 2 2 63
229.5 1 67
228.0 1 1 68
226.5 3 70
225.0 2 1 73
220.5 1 76
219.0 1 77
216.0 1 78
213.0 1 1 79
204.0 1 81
202.5 1 82
201.0 1 83
199.5 1 84
193.5 1 85
192.0 1 86
189.0 1 1 87
187.5 1 89
178.5 1 1 90
114.0 1 92
99.0 2 93
2011 AMC Contest Score Distributions
-----------------------------------------------
score 12 A 12 B 10 A 10 B
-----------------------------------------------
132.0 2
129.0 1
127.5 1
126.0 1 1
123.0 1
121.5 1 1 1
120.0 1 1
118.5 1
117.0 2 2 1
115.5 1 2
114.0 1 2 1
112.5 1 2 1
111.0 1 6 1
109.5 4 3
108.0 4 1 6 3
106.5 2 1 5 2
105.0 1 3 5 2
103.5 4 2 7
102.0 1 3 8 4
100.5 5 3 4 1
99.0 7 1 5 5
97.5 3 4 2
96.0 3 4 11 4
94.5 7 7 4 2
93.0 10 1 10 1
91.5 10 7 10 3
90.0 12 7 11 4
88.5 9 11 7 3
87.0 15 3 11 6
85.5 11 6 10 11
84.0 12 15 22 5
82.5 28 11 17 7
81.0 20 6 16 7
79.5 33 3 17 8
78.0 29 14 23 5
76.5 40 10 20 10
75.0 41 20 26 7
73.5 35 24 30 6
72.0 43 21 37 17
70.5 61 23 29 14
69.0 58 17 26 12
67.5 71 31 44 17
66.0 87 26 37 17
64.5 69 23 41 21
63.0 81 37 38 16
61.5 80 39 47 39
60.0 97 40 47 18
58.5 92 49 36 21
57.0 49 34 52 21
55.5 59 52 44 25
54.0 65 45 52 25
52.5 74 44 42 26
51.0 54 48 46 27
49.5 53 45 36 26
48.0 62 33 57 28
46.5 36 42 37 18
45.0 30 38 46 18
43.5 34 34 29 17
42.0 33 30 47 27
40.5 16 28 35 17
39.0 11 21 21 10
37.5 10 15 17 11
36.0 17 19 23 19
34.5 6 18 22 9
33.0 5 16 10 9
31.5 6 11 13 8
30.0 6 12 14 10
28.5 2 2 9 7
27.0 2 1 3 5
25.5 1 4 7 1
24.0 4 6 9 1
22.5 4 2 2
21.0 1 1 4 2
19.5 1 1 2 5
18.0 2 1 3
16.5 1
15.0 1
13.5 1
12.0 2 2
9.0 1
6.0 2
American Mathematics Competitions
2011 AMC 10 A Results for Minnesota
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2011 AMC 10 A Results for Minnesota
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 0.51 0.66 13.27 82.94* 1.82 0.80 0.00
2 1.02 0.73 0.73 11.30 85.86* 0.36 0.00
3 2.33 4.37 6.20 48.40* 3.35 35.28 0.07
4 50.44* 5.90 7.87 5.03 4.45 26.31 0.00
5 4.08 23.18 46.14* 3.94 1.24 21.43 0.00
6 12.54 7.36 21.72* 15.01 6.27 37.10 0.00
7 6.56 29.66* 51.46 1.09 1.68 9.55 0.00
8 5.76 20.34 52.33* 2.33 3.64 15.60 0.00
9 20.19* 7.43 4.15 5.83 4.01 58.38 0.00
10 4.59 16.11* 7.87 10.71 11.37 49.34 0.00
11 8.09 16.33* 5.98 5.83 2.26 61.37 0.15
12 66.47* 3.06 3.43 5.83 3.13 18.00 0.07
13 20.85* 9.69 12.54 9.48 3.57 43.88 0.00
14 12.24 19.24* 10.57 2.70 2.55 52.70 0.00
15 4.23 7.07 23.91* 5.10 2.41 57.22 0.07
16 16.40 5.90* 3.50 3.86 20.19 50.15 0.00
17 1.46 2.26 57.07* 3.06 1.17 34.99 0.00
18 4.88 3.13 7.80* 11.59 5.17 67.42 0.00
19 3.79 6.12 4.66 3.72 4.88* 76.82 0.00
20 8.82 4.08 7.29 6.34* 10.79 62.68 0.00
21 6.34 6.12 5.69 3.72* 7.36 70.77 0.00
22 2.84 6.78 5.69* 3.43 5.10 76.17 0.00
23 6.27 4.74 13.78* 6.12 8.24 60.86 0.00
24 1.38 2.77 3.43 2.04* 2.11 88.27 0.00
25 1.97 2.55 3.06* 2.77 1.46 88.19 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 Minnesota
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2011 AMC 12 A Results for Minnesota
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 0.29 0.98 11.03 85.85* 1.21 0.64 0.00
2 0.06 0.23 0.75 0.58 98.38* 0.00 0.00
3 0.58 1.10 1.27 10.11 86.42* 0.52 0.00
4 3.41 16.35 61.93* 3.52 1.44 13.29 0.06
5 4.62 18.66 62.05* 1.73 2.43 10.51 0.00
6 72.85* 1.68 2.83 5.31 1.91 15.37 0.06
7 3.81 25.71* 6.87 10.75 9.30 43.50 0.06
8 1.04 2.77 73.83* 1.21 0.87 20.28 0.00
9 7.16 17.22* 7.86 9.47 25.25 33.04 0.00
10 13.29 31.25* 10.51 3.29 2.20 39.46 0.00
11 4.79 4.39 18.08* 17.97 6.07 48.64 0.06
12 5.43 4.74 4.97 16.41* 25.42 42.92 0.12
13 32.58 4.27* 3.47 9.88 2.89 46.91 0.00
14 2.37 4.68 4.10 3.47 8.78* 76.55 0.06
15 9.76* 2.37 12.82 2.31 1.62 71.06 0.06
16 2.66 7.97 6.47* 4.97 5.55 72.33 0.06
17 2.95 3.58 5.49 7.22* 3.76 77.01 0.00
18 4.16 6.12 8.55 17.10* 1.85 62.22 0.00
19 4.45 4.04 5.49* 2.43 0.87 82.67 0.06
20 4.51 9.65 5.26* 3.35 2.48 74.75 0.00
21 1.10* 2.48 3.18 2.60 1.79 88.85 0.00
22 1.21 2.95 2.60* 2.77 1.50 88.97 0.00
23 2.60 3.35 2.95* 2.43 1.79 86.89 0.00
24 3.41 5.83 5.26* 3.18 5.83 76.49 0.00
25 3.64 4.33 3.24 2.48* 10.86 75.45 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 Minnesota
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2011 AMC 10 B Results for Minnesota
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 13.66 1.74 79.36* 0.87 0.58 3.78 0.00
2 9.88 4.65 4.51 4.51 71.95* 4.51 0.00
3 77.18* 5.96 3.49 5.81 1.31 6.25 0.00
4 11.05 5.23 45.49* 35.17 0.15 2.91 0.00
5 7.70 2.91 2.18 2.33 41.72* 43.02 0.15
6 74.56* 3.49 4.22 4.80 2.76 10.17 0.00
7 33.14 37.94* 6.25 2.47 4.80 15.41 0.00
8 31.10 64.24* 0.44 0.29 1.74 2.18 0.00
9 11.77 4.51 4.22 17.88* 3.78 57.70 0.15
10 9.45 25.29* 16.72 9.74 7.99 30.81 0.00
11 8.58 3.63 52.47 17.15* 3.49 14.68 0.00
12 11.92* 10.90 2.18 4.22 2.03 68.75 0.00
13 10.17 29.65 6.40 15.55* 6.83 31.25 0.15
14 10.76 7.85 20.20* 5.23 5.67 50.15 0.15
15 10.90 7.56 8.43 11.05 21.80* 40.26 0.00
16 8.43* 14.24 6.83 6.54 2.03 61.92 0.00
17 6.69 4.94 12.21* 8.87 8.58 58.72 0.00
18 2.03 6.25 23.69 22.97 8.43* 36.63 0.00
19 8.58* 8.72 2.91 7.56 3.78 68.46 0.00
20 3.34 10.32 6.98* 2.47 2.91 73.98 0.00
21 8.14 7.41* 3.34 4.22 1.45 75.44 0.00
22 1.74* 3.20 3.78 3.34 3.49 84.45 0.00
23 35.76 4.07 2.03 3.63* 2.33 52.18 0.00
24 4.80 2.33* 4.51 5.23 3.05 80.09 0.00
25 1.31 2.91 3.20 2.03* 2.47 88.08 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 Minnesota
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2011 AMC 12 B Results for Minnesota
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 3.23 0.74 93.45* 0.92 0.18 1.48 0.00
2 7.20 1.48 3.41 3.23 83.21* 1.48 0.00
3 4.89 5.07 64.21* 23.80 0.09 1.94 0.00
4 4.61 3.97 1.29 2.95 59.69* 27.49 0.00
5 43.73* 2.58 1.01 30.35 10.89 11.44 0.00
6 1.48 6.46 29.52* 4.98 13.75 43.82 0.00
7 10.61 55.17* 2.21 8.21 2.95 20.85 0.00
8 28.04* 8.76 3.32 6.18 1.38 52.31 0.00
9 12.36 19.83 5.72 32.10* 7.38 22.60 0.00
10 0.92 7.66 22.42 25.65 17.53* 25.74 0.09
11 9.59 26.94* 7.93 14.39 6.18 34.96 0.00
12 21.03* 11.53 11.16 7.93 2.12 46.22 0.00
13 8.95 10.61* 5.07 4.80 2.58 67.99 0.00
14 1.94 5.90 2.49 4.34* 9.59 75.74 0.00
15 8.86 8.86 4.52 10.42* 3.69 63.65 0.00
16 3.32 14.94 13.65* 3.60 4.61 59.87 0.00
17 1.75 6.92* 6.73 3.97 3.78 76.85 0.00
18 3.04* 4.15 6.00 4.15 5.26 77.40 0.00
19 6.27 4.52* 7.20 7.10 3.41 71.40 0.09
20 3.60 3.78 2.77* 2.86 2.86 84.13 0.00
21 3.14 3.87 5.90 3.60* 1.01 82.38 0.09
22 2.68 2.49 3.69 2.40* 1.29 87.45 0.00
23 4.15 6.00 7.66* 4.98 2.95 74.26 0.00
24 1.66 1.94* 2.49 3.78 2.86 87.18 0.09
25 4.80 4.89 2.58 2.12* 2.03 83.58 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked in the same column
