American Mathematics Competitions
2009 AMC 10 A Results for Kentucky
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 328
Number of unofficial participants: 0
Average score of participants: 66.5
Average score for female students is: 57.7 ( 115 Students)
Average score for male students is: 72.8 ( 162 Students)
Average score for unspecified gender is 66.5 ( 51 Students)
Average score for grade 10 is: 67.5 ( 151 Students)
Average score for grade 9 is: 64.4 ( 142 Students)
Average score for grade 8 and below is: 95.5 ( 6 Students)
Average score with unknown grade: 65.3 ( 29 Students)
AIME qualifying score = 120.0 or better
Number of AIME qualifers 8
Number of schools returning results 21
Average school winning score 103.00
American Mathematics Competitions
2009 AMC 12 A Results for Kentucky
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 553
Number of unofficial participants: 0
Average score of participants: 63.4
Average score for female students is: 60.5 ( 190 Students)
Average score for male students is: 65.6 ( 290 Students)
Average score for unspecified gender is 62.0 ( 73 Students)
Average score for grade 12 is: 64.9 ( 215 Students)
Average score for grade 11 is: 63.0 ( 214 Students)
Average score for grade 10 is: 61.6 ( 57 Students)
Average score for grade 9 is: 55.9 ( 36 Students)
Average score for grade 8 and below is: 61.5 ( 6 Students)
Average score with unknown grade: 68.7 ( 25 Students)
AIME qualifying score = 97.5 or better
Number of AIME qualifers 24
Number of schools returning results 24
Average school winning score 95.25
Average school team score 263.06
American Mathematics Competitions
2009 AMC 10 B Results for Kentucky
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 63
Number of unofficial participants: 0
Average score of participants: 69.8
Average score for female students is: 64.7 ( 25 Students)
Average score for male students is: 74.3 ( 34 Students)
Average score for unspecified gender is 63.0 ( 4 Students)
Average score for grade 10 is: 75.2 ( 31 Students)
Average score for grade 9 is: 65.1 ( 29 Students)
Average score with unknown grade: 59.0 ( 3 Students)
AIME qualifying score = 120.0 or better
Number of AIME qualifers 7
Number of schools returning results 5
Average school winning score 110.10
American Mathematics Competitions
2009 AMC 12 B Results for Kentucky
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 63
Number of unofficial participants: 0
Average score of participants: 74.1
Average score for female students is: 67.5 ( 22 Students)
Average score for male students is: 78.3 ( 36 Students)
Average score for unspecified gender is 73.2 ( 5 Students)
Average score for grade 12 is: 73.4 ( 23 Students)
Average score for grade 11 is: 77.1 ( 28 Students)
Average score for grade 10 is: 66.3 ( 11 Students)
Average score with unknown grade: 90.0 ( 1 Student)
AIME qualifying score = 100.0 or better
Number of AIME qualifers 8
Number of schools returning results 7
Average school winning score 103.50
Average school team score 252.00
2009 State AMC 12 TEAM Score Distribution
-----------------------------------------------
score A B Rank
-----------------------------------------------
337.5 1 1
325.5 1 2
316.5 1 3
309.0 2 4
306.0 1 6
304.5 1 7
294.0 1 1 8
283.5 1 10
282.0 1 11
276.0 1 12
274.5 1 13
270.0 1 14
268.5 2 15
264.0 1 17
258.0 1 18
253.5 1 19
250.5 1 20
249.0 1 21
238.5 1 22
235.5 1 23
229.5 1 24
228.0 2 25
214.5 1 27
199.5 1 28
196.5 1 29
186.0 1 30
127.5 1 31
2009 AMC Contest Score Distributions
-----------------------------------------------
score 12 A 12 B 10 A 10 B
-----------------------------------------------
138.0 1
132.0 1 1
129.0 1
127.5 1 1
126.0 1
124.5 1 1
123.0 1 1
121.5 1
120.0 1 3 2
118.5 2
117.0 1
115.5 1 2
114.0 1 1
112.5 1
111.0 1
109.5 1
108.0 1 4
106.5 1 1
105.0 2 1 2 1
103.5 4 1 3 1
102.0 1 1 3
100.5 8 2 2
99.0 2 4 1
97.5 2 1 2
96.0 5 2
94.5 4 2
93.0 2 1 1
91.5 1 1
90.0 5 2 4
88.5 8 2 5
87.0 7 3
85.5 5 5
84.0 9 1 11
82.5 10 3 5 2
81.0 10 1 5 1
79.5 13 1 6
78.0 6 5 4 2
76.5 8 2 1 2
75.0 14 1 7 4
73.5 16 1 6 5
72.0 10 4 12
70.5 16 8 1
69.0 17 2 11
67.5 19 1 7 3
66.0 14 2 15 1
64.5 22 1 8 1
63.0 34 1 11 1
61.5 23 2 11 1
60.0 21 3 15 3
58.5 15 4 1
57.0 22 2 6 2
55.5 22 2 9 2
54.0 17 15 3
52.5 16 1 8 2
51.0 13 3 10 2
49.5 18 7
48.0 19 1 13 2
46.5 17 7
45.0 7 1 9 1
43.5 12 2 7
42.0 12 1 8 3
40.5 6 1 4 1
39.0 10 1 3
37.5 4 4 1
36.0 2 5 2
34.5 5 2 1
33.0 2 1
31.5 1
30.0 1
28.5 2 2
27.0 2 2
25.5 1
24.0 3 1
22.5 1
18.0 3
16.5 1
American Mathematics Competitions
2009 AMC 10 A Results for Kentucky
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2009 AMC 10 A Results for Kentucky
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 0.30 0.00 5.49 93.90* 0.30 0.00
2 93.90* 0.61 1.22 0.61 2.74 0.91 0.00
3 2.74 10.98 65.55* 8.84 4.27 7.32 0.30
4 22.56* 10.67 4.88 8.54 20.43 32.93 0.00
5 10.37 7.32 6.40 4.57 44.51* 26.83 0.00
6 61.59* 2.74 6.10 4.57 0.91 24.09 0.00
7 10.06 3.66 30.18* 4.88 32.32 18.90 0.00
8 12.80 76.52* 2.13 1.52 0.91 5.79 0.30
9 4.57 29.88* 8.84 5.18 1.22 50.30 0.00
10 4.57 24.39* 7.01 9.76 0.91 53.35 0.00
11 2.13 3.66 4.57 57.93* 2.13 29.57 0.00
12 3.66 8.84 27.44* 10.98 6.40 42.68 0.00
13 21.95 4.57 4.57 15.24 17.07* 36.59 0.00
14 39.94* 1.83 3.96 3.66 14.94 35.67 0.00
15 2.74 6.71 5.79 7.01 48.17* 29.57 0.00
16 30.79 5.18 5.18 11.28* 6.40 41.16 0.00
17 7.62 9.45 7.93* 2.44 7.32 65.24 0.00
18 18.90 13.11 6.40 20.43* 8.23 32.93 0.00
19 4.88 14.94* 10.06 8.54 3.35 58.23 0.00
20 9.15 11.59 12.20 38.41* 2.13 26.52 0.00
21 3.05 3.05 16.46* 5.79 2.44 69.21 0.00
22 6.40 6.10 38.11 8.54* 4.27 36.59 0.00
23 5.18 4.27 4.27 4.27 12.50* 69.51 0.00
24 8.23 18.90 8.84* 5.18 10.37 48.48 0.00
25 8.23 7.62* 6.71 4.57 3.66 69.21 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 Kentucky
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2009 AMC 12 A Results for Kentucky
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 85.17* 8.32 0.90 0.18 2.17 3.25 0.00
2 1.27 6.33 81.74* 3.80 3.25 3.62 0.00
3 7.96 72.15* 3.98 7.05 3.80 5.06 0.00
4 93.85* 1.45 0.54 0.72 1.81 1.63 0.00
5 1.99 2.53 2.53 71.97* 1.45 19.53 0.00
6 23.69 3.44 4.88 16.82 26.76* 24.41 0.00
7 2.35 23.33* 6.15 2.89 2.71 62.57 0.00
8 51.90* 1.99 7.59 5.79 10.49 22.24 0.00
9 3.25 2.53 4.88 29.29* 8.32 51.72 0.00
10 2.53 7.96 38.16* 8.86 6.69 35.80 0.00
11 1.45 3.07 3.62 5.61 65.64* 20.61 0.00
12 14.65 27.12* 6.69 7.23 3.62 40.69 0.00
13 9.40 14.29 11.75 15.01* 6.87 42.68 0.00
14 4.16 5.61* 8.14 14.65 8.86 58.59 0.00
15 8.32 6.15 6.69 21.70* 6.51 50.63 0.00
16 11.75 7.96 9.04 6.33* 2.17 62.75 0.00
17 5.06 3.25 8.86* 5.42 9.04 68.17 0.18
18 13.38 7.05* 7.23 3.98 2.35 66.00 0.00
19 8.32 10.49 7.59* 8.14 6.51 58.95 0.00
20 4.88 3.07 6.33 5.24 12.30* 68.17 0.00
21 5.79 3.98 7.05* 3.07 6.33 73.78 0.00
22 3.07 5.24 6.33 5.42 2.71* 77.22 0.00
23 2.17 4.34 5.06 4.16* 0.54 83.73 0.00
24 12.30 5.24 4.52 3.80 1.99* 72.15 0.00
25 3.44* 7.05 8.32 5.79 6.87 68.54 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 Kentucky
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2009 AMC 10 B Results for Kentucky
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 1.59 76.19* 3.17 14.29 3.17 1.59 0.00
2 12.70 1.59 80.95* 0.00 0.00 4.76 0.00
3 1.59 9.52 76.19* 12.70 0.00 0.00 0.00
4 3.17 6.35 69.84* 12.70 3.17 4.76 0.00
5 11.11 6.35 22.22 47.62* 3.17 9.52 0.00
6 1.59 4.76 11.11 66.67* 3.17 12.70 0.00
7 22.22 11.11 47.62* 7.94 7.94 3.17 0.00
8 4.76 34.92* 4.76 38.10 6.35 11.11 0.00
9 44.44* 4.76 3.17 7.94 6.35 33.33 0.00
10 12.70 1.59 6.35 7.94 46.03* 25.40 0.00
11 68.25* 6.35 9.52 3.17 1.59 11.11 0.00
12 36.51* 22.22 4.76 20.63 6.35 9.52 0.00
13 4.76 12.70 42.86* 7.94 15.87 15.87 0.00
14 6.35 30.16 15.87 23.81* 3.17 20.63 0.00
15 11.11 4.76 7.94 7.94 46.03* 22.22 0.00
16 6.35 28.57* 4.76 3.17 4.76 52.38 0.00
17 33.33 17.46 25.40* 3.17 0.00 20.63 0.00
18 6.35 11.11 12.70 14.29* 3.17 52.38 0.00
19 26.98* 25.40 11.11 19.05 6.35 11.11 0.00
20 6.35 23.81* 7.94 1.59 6.35 53.97 0.00
21 17.46 22.22 6.35 15.87* 4.76 33.33 0.00
22 6.35 9.52* 11.11 7.94 6.35 58.73 0.00
23 7.94 14.29 17.46* 19.05 12.70 28.57 0.00
24 28.57* 7.94 9.52 6.35 7.94 39.68 0.00
25 23.81 25.40* 7.94 12.70 11.11 19.05 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 Kentucky
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ?
American Mathematics Competitions
2009 AMC 12 B Results for Kentucky
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 1.59 85.71* 7.94 4.76 0.00 0.00 0.00
2 0.00 4.76 82.54* 9.52 1.59 1.59 0.00
3 9.52 6.35 12.70 68.25* 1.59 1.59 0.00
4 0.00 0.00 80.95* 12.70 0.00 6.35 0.00
5 0.00 0.00 3.17 87.30* 3.17 6.35 0.00
6 4.76 9.52 71.43* 11.11 3.17 0.00 0.00
7 6.35 49.21* 9.52 26.98 1.59 6.35 0.00
8 0.00 3.17 3.17 4.76 82.54* 6.35 0.00
9 57.14* 3.17 7.94 6.35 3.17 22.22 0.00
10 41.27* 23.81 7.94 7.94 3.17 15.87 0.00
11 0.00 26.98 15.87 28.57* 12.70 15.87 0.00
12 3.17 3.17 12.70 3.17 46.03* 31.75 0.00
13 6.35 6.35 4.76 22.22* 12.70 47.62 0.00
14 12.70 17.46 31.75* 4.76 0.00 33.33 0.00
15 1.59 50.79* 11.11 6.35 4.76 25.40 0.00
16 6.35 11.11* 0.00 6.35 3.17 71.43 1.59
17 30.16 28.57* 7.94 4.76 4.76 23.81 0.00
18 6.35 6.35 17.46* 7.94 7.94 53.97 0.00
19 1.59 4.76 7.94 3.17 7.94* 74.60 0.00
20 3.17 4.76 6.35* 3.17 4.76 77.78 0.00
21 15.87* 1.59 4.76 19.05 26.98 31.75 0.00
22 0.00 7.94 7.94* 6.35 3.17 74.60 0.00
23 3.17 1.59 1.59 11.11* 0.00 82.54 0.00
24 1.59 20.63* 1.59 3.17 3.17 68.25 1.59
25 7.94 6.35 6.35 3.17 11.11* 65.08 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked in the same column
