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Missing Title
American Mathematics Competitions
2006 AMC 10 A Results for West Virginia
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 214
Number of unofficial participants: 0
Average score of participants: 74.9
Average score for female students is: 73.4 ( 98 Students)
Average score for male students is: 76.4 ( 110 Students)
Average score for unspecified gender is 70.2 ( 6 Students)
Average score for grade 10 is: 75.7 ( 128 Students)
Average score for grade 9 is: 73.8 ( 80 Students)
Average score for grade 8 and below is: 76.0 ( 3 Students)
Average score with unknown grade: 65.8 ( 3 Students)
AIME qualifying score = 120.0 or better
Number of AIME qualifers 4
Number of schools returning results 10
Average school winning score 103.15
American Mathematics Competitions
2006 AMC 12 A Results for West Virginia
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 228
Number of unofficial participants: 0
Average score of participants: 78.5
Average score for female students is: 77.4 ( 101 Students)
Average score for male students is: 79.3 ( 117 Students)
Average score for unspecified gender is 80.1 ( 10 Students)
Average score for grade 12 is: 82.8 ( 106 Students)
Average score for grade 11 is: 74.1 ( 117 Students)
Average score for grade 10 is: 87.3 ( 5 Students)
AIME qualifying score = 100.0 or better
Number of AIME qualifers 19
Number of schools returning results 9
Average school winning score 105.67
Average school team score 304.67
American Mathematics Competitions
2006 AMC 10 B Results for West Virginia
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 23
Number of unofficial participants: 0
Average score of participants: 60.0
Average score for female students is: 54.7 ( 12 Students)
Average score for male students is: 66.2 ( 9 Students)
Average score for unspecified gender is 64.0 ( 2 Students)
Average score for grade 10 is: 63.0 ( 9 Students)
Average score for grade 9 is: 58.1 ( 14 Students)
AIME qualifying score = 120.0 or better
Number of AIME qualifers 0
Number of schools returning results 2
Average school winning score 81.50
American Mathematics Competitions
2006 AMC 12 B Results for West Virginia
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 149
Number of unofficial participants: 0
Average score of participants: 81.3
Average score for female students is: 73.6 ( 58 Students)
Average score for male students is: 86.7 ( 85 Students)
Average score for unspecified gender is 78.7 ( 6 Students)
Average score for grade 12 is: 83.8 ( 64 Students)
Average score for grade 11 is: 77.1 ( 65 Students)
Average score for grade 10 is: 87.0 ( 17 Students)
Average score for grade 9 is: 101.5 ( 2 Students)
Average score with unknown grade: 59.0 ( 1 Student)
AIME qualifying score = 100.0 or better
Number of AIME qualifers 20
Number of schools returning results 7
Average school winning score 109.71
Average school team score 307.57
2006 State AMC 12 TEAM Score Distribution
-----------------------------------------------
score A B Rank
-----------------------------------------------
386.5 1 1
335.0 1 2
323.5 1 3
321.0 1 4
310.0 1 5
307.0 1 6
304.0 1 7
302.5 1 8
302.0 1 9
296.5 1 10
296.0 1 11
292.5 1 12
290.5 1 13
283.5 1 14
273.5 1 15
271.0 1 16
2006 AMC Contest Score Distributions
-----------------------------------------------
score 12 A 12 B 10 A 10 B
-----------------------------------------------
144.0 1
143.0 1
137.0 1
136.0 1
126.5 1
125.0 1
124.0 1
123.0 1
119.5 1
114.5 1
113.5 1
113.0 1
112.5 1
111.5 1 1
110.0 1 1
109.0 1 5
108.0 1
107.0 1
106.5 1 1
105.5 2 1
104.5 1
104.0 2 2
103.0 2 1
102.5 1
102.0 4 1
101.5 1
101.0 1 1
100.5 2
99.5 2 2
99.0 1 1
98.5 2 3 1
98.0 1 1
97.5 2 2
97.0 2
96.0 3 3
95.5 3
95.0 3 3
94.5 2 1
94.0 1
93.5 4 4
93.0 2 1 1
92.5 3 3 2
92.0 4
91.5 4 2
91.0 2 1
90.5 3
90.0 1 2 3 1
89.5 2 1
89.0 2 5 7
88.5 4
88.0 5 1
87.5 3 2 1
87.0 3 1 3
86.5 3 3 4
86.0 2 1
85.5 3 2 3
85.0 3 3
84.5 2
84.0 5 4 3
83.5 1 1
83.0 5 5 2
82.5 1 1 4
82.0 1 2 3
81.5 6 1 4
81.0 2
80.5 3 3 6
80.0 1 1 2
79.5 1 2 5
79.0 2 1
78.5 3 3 4 1
78.0 4 1 1
77.5 2 3
77.0 4 5
76.5 1 4
76.0 3 2 6
75.5 3 1 3
75.0 3 1 1
74.5 4 1 1
74.0 3 3
73.5 3 3 1
73.0 4 1 3
72.5 3 1 2
72.0 4 2 3
71.5 2 1 5
71.0 4 2
70.5 3 2 1
70.0 3 1 3 1
69.5 1 1 4
69.0 3 2 3
68.5 6 1 2 2
68.0 2
67.5 3 1 1
67.0 3 3
66.5 2 2 1
66.0 2 4 2
65.5 3 1 4
65.0 6 2 3
64.5 3 2
64.0 2 5 1
63.5 1 1
63.0 1 2
62.5 3 2 4 1
61.5 4 1
61.0 1 2 1
60.5 1 1 4
60.0 1 3
59.5 1 3
59.0 3 1 2
58.5 3
58.0 2 1
57.5 1 1 1
57.0 2 4
56.5 4
56.0 1 1
55.5 1 2
55.0 1 1 1
54.5 3 4 1
54.0 3
53.5 1
53.0 1
52.5 1 1
52.0 1
51.5 1 2
51.0 1
50.5 1
49.5 1 1
48.5 1 1 3 1
48.0 1 1 2
47.5 1
46.5 1 1 1
45.0 1
44.0 2 1
43.5 1
43.0 1
41.0 1
40.0 1
39.0 1 1
36.5 1 1
36.0 1 1
35.5 1
30.5 1
American Mathematics Competitions
2006 AMC 10 A Results for West Virginia
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 125.0 1 100.0
149.5 124.5 99.5
149.0 124.0 99.0 1
148.5 123.5 98.5 1
148.0 123.0 98.0
147.5 122.5 97.5 1 1
147.0 122.0 97.0
146.5 121.5 96.5
146.0 121.0 96.0
145.5 120.5 95.5
145.0 120.0 95.0
144.5 119.5 94.5 1
144.0 1 119.0 94.0
143.5 118.5 93.5
143.0 1 118.0 93.0 1
142.5 117.5 92.5 2
142.0 117.0 92.0 2 1
141.5 116.5 91.5
141.0 116.0 91.0 1
140.5 115.5 90.5 2 1
140.0 115.0 90.0 2 1
139.5 114.5 1 89.5 1
139.0 114.0 89.0 4 3
138.5 113.5 88.5
138.0 113.0 1 88.0 1
137.5 112.5 87.5 1
137.0 1 112.0 87.0 1 2
136.5 111.5 86.5 2 2
136.0 111.0 86.0 1
135.5 110.5 85.5 1 2
135.0 110.0 1 85.0 3
134.5 109.5 84.5 1 1
134.0 109.0 84.0 1 2
133.5 108.5 83.5 1
133.0 108.0 83.0 1
132.5 107.5 82.5 1 3
132.0 107.0 1 82.0 2 1
131.5 106.5 81.5 2 2
131.0 106.0 81.0 1 1
130.5 105.5 80.5 2 4
130.0 105.0 80.0 2
129.5 104.5 79.5 1 4
129.0 104.0 79.0 1
128.5 103.5 78.5 2 2
128.0 103.0 1 78.0 1
127.5 102.5 77.5 2 1
127.0 102.0 77.0
126.5 101.5 1 76.5 1 2
126.0 101.0 76.0 3 3
125.5 100.5 75.5 1 2
American Mathematics Competitions
2006 AMC 10 A Results for West Virginia
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 1 50.0 25.0
74.5 1 49.5 24.5
74.0 1 2 49.0 24.0
73.5 1 2 48.5 2 1 23.5
73.0 2 1 48.0 1 23.0
72.5 1 1 47.5 22.5
72.0 1 2 47.0 22.0
71.5 2 3 46.5 1 21.5
71.0 46.0 21.0
70.5 1 45.5 20.5
70.0 3 45.0 1 20.0
69.5 2 2 44.5 19.5
69.0 3 44.0 19.0
68.5 1 1 43.5 18.5
68.0 43.0 18.0
67.5 1 42.5 17.5
67.0 1 2 42.0 17.0
66.5 1 41.5 16.5
66.0 2 41.0 16.0
65.5 3 1 40.5 15.5
65.0 3 40.0 1 15.0
64.5 2 39.5 14.5
64.0 3 2 39.0 1 14.0
63.5 1 38.5 13.5
63.0 38.0 13.0
62.5 3 1 37.5 12.5
62.0 37.0 12.0
61.5 36.5 1 11.5
61.0 1 36.0 1 11.0
60.5 2 2 35.5 1 10.5
60.0 35.0 10.0
59.5 1 2 34.5 9.5
59.0 2 34.0 9.0
58.5 2 1 33.5 8.5
58.0 1 33.0 8.0
57.5 32.5 7.5
57.0 1 3 32.0 7.0
56.5 31.5 6.5
56.0 31.0 6.0
55.5 2 30.5 1 5.5
55.0 1 30.0 5.0
54.5 2 1 29.5 4.5
54.0 2 29.0 4.0
53.5 28.5 3.5
53.0 28.0 3.0
52.5 1 27.5 2.5
52.0 1 27.0 2.0
51.5 1 1 26.5 1.5
51.0 26.0 1.0
50.5 25.5 .5
0.0 0 0
American Mathematics Competitions
2006 AMC 10 A Results for West Virginia
SCORE DISTRIBUTION
score -----------grade-----------
6 7 8 9 10 unknown
---------------------------
144.0 1
143.0 1
137.0 1
125.0 1
114.5 1
113.0 1
110.0 1
107.0 1
103.0 1
101.5 1
99.0 1
98.5 1
97.5 1 1
94.5 1
93.0 1
92.5 1 1
92.0 3 1
91.0 1
90.5 1 1 1
90.0 3
89.5 1
89.0 1 6
88.0 1
87.5 1
87.0 3
86.5 2 2
86.0 1
85.5 2 1
85.0 3
84.5 2
84.0 2 1
83.5 1
83.0 2
82.5 1 3
82.0 1 2
81.5 2 2
81.0 2
80.5 1 5
80.0 2
79.5 3 2
79.0 1
78.5 2 2
78.0 1
77.5 1 2
76.5 1 1 2
76.0 4 2
75.5 2 1
75.0 1
74.5 1
74.0 3
73.5 2 1
73.0 1 2
72.5 1 1
72.0 1 2
71.5 3 2
70.5 1
70.0 1 2
69.5 3 1
69.0 1 2
68.5 2
67.5 1
67.0 1 2
66.5 1
66.0 1 1
65.5 3 1
65.0 2 1
64.5 2
64.0 3 2
63.5 1
62.5 1 2 1
61.0 1 1
60.5 1 2 1
59.5 3
59.0 1 1
58.5 3
58.0 1
57.0 1 3
55.5 1 1
55.0 1
54.5 1 3
54.0 1 2
52.5 1
52.0 1
51.5 2
48.5 1 2
48.0 1
46.5 1
45.0 1
40.0 1
39.0 1
36.5 1
36.0 1
35.5 1
30.5 1
American Mathematics Competitions
2006 AMC 10 A Results for West Virginia
Analysis
Table of Item Difficulty for the 2006
American High School Mathematics Examination
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 10.00* 0.00 0.00 0.00 0.00 0.00 0.00
2 1.31 0.23 1.82* 0.05 2.43 4.16 0.00
3 0.09 8.36* 0.09 0.00 1.31 0.14 0.00
4 2.15 0.05 0.09 0.23 6.87* 0.61 0.00
5 0.14 1.59 1.21 6.73* 0.14 0.19 0.00
6 0.19 7.76* 0.33 0.05 0.09 1.59 0.00
7 7.01* 0.33 0.33 0.23 0.19 1.92 0.00
8 0.84 0.42 0.61 0.19 1.17* 6.78 0.00
9 1.92 1.87 4.81* 0.23 0.19 0.98 0.00
10 0.19 0.09 0.61 1.96 0.84* 6.31 0.00
11 1.40 1.31 1.36* 1.12 0.75 4.07 0.00
12 0.98 0.56 3.13* 1.21 0.23 3.88 0.00
13 0.37 1.07 0.28 4.25* 0.14 3.88 0.00
14 2.29 2.99* 0.19 0.89 0.75 2.90 0.00
15 0.75 0.37 0.79 1.21* 0.65 6.21 0.00
16 0.28 0.37 0.23 0.33* 0.75 8.04 0.00
17 1.31* 0.19 0.28 0.47 0.47 7.29 0.00
18 1.26 0.23 2.57* 0.28 0.09 5.56 0.00
19 0.65 0.98 0.51* 0.37 0.37 7.10 0.00
20 0.42 1.59 0.14 0.37 0.61* 6.87 0.00
21 0.89 0.56 0.51 0.56 1.17* 6.31 0.00
22 0.05 0.61 2.99* 3.60 1.07 1.68 0.00
23 0.75 0.98* 0.28 0.09 0.70 7.20 0.00
24 0.70 0.42* 0.23 0.19 0.47 7.99 0.00
25 1.82 0.79 0.56* 0.33 0.14 6.36 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
2006 AMC 12 A Results for West Virginia
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 125.0 100.0
149.5 124.5 99.5 2
149.0 124.0 99.0 1
148.5 123.5 98.5 1 1
148.0 123.0 98.0 1
147.5 122.5 97.5
147.0 122.0 97.0 1
146.5 121.5 96.5
146.0 121.0 96.0 1 2
145.5 120.5 95.5 2 1
145.0 120.0 95.0 3
144.5 119.5 1 94.5 1 1
144.0 119.0 94.0
143.5 118.5 93.5 4
143.0 118.0 93.0 2
142.5 117.5 92.5 3
142.0 117.0 92.0
141.5 116.5 91.5 1 3
141.0 116.0 91.0 2
140.5 115.5 90.5
140.0 115.0 90.0 1
139.5 114.5 89.5 2
139.0 114.0 89.0 1 1
138.5 113.5 88.5 2 2
138.0 113.0 88.0
137.5 112.5 87.5 2 1
137.0 112.0 87.0 3
136.5 111.5 1 86.5 1 2
136.0 111.0 86.0 1 1
135.5 110.5 85.5 1 2
135.0 110.0 1 85.0 1 2
134.5 109.5 84.5
134.0 109.0 1 84.0 3 2
133.5 108.5 83.5 1
133.0 108.0 83.0 1 3
132.5 107.5 82.5
132.0 107.0 82.0 1
131.5 106.5 1 81.5 4 1
131.0 106.0 81.0
130.5 105.5 2 80.5 1 1
130.0 105.0 80.0 1
129.5 104.5 79.5 1
129.0 104.0 1 1 79.0 2
128.5 103.5 78.5 2 1
128.0 103.0 1 78.0 1 2
127.5 102.5 1 77.5 2
127.0 102.0 3 1 77.0 4
126.5 101.5 76.5 1
126.0 101.0 1 76.0 3
125.5 100.5 1 1 75.5 3
American Mathematics Competitions
2006 AMC 12 A Results for West Virginia
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 3 50.0 25.0
74.5 2 2 49.5 1 24.5
74.0 3 49.0 24.0
73.5 1 2 48.5 1 23.5
73.0 4 48.0 1 23.0
72.5 2 1 47.5 22.5
72.0 2 1 47.0 22.0
71.5 2 46.5 21.5
71.0 4 46.0 21.0
70.5 3 45.5 20.5
70.0 1 2 45.0 20.0
69.5 1 44.5 19.5
69.0 1 2 44.0 2 19.0
68.5 4 2 43.5 18.5
68.0 2 43.0 18.0
67.5 3 42.5 17.5
67.0 2 1 42.0 17.0
66.5 1 41.5 16.5
66.0 2 41.0 16.0
65.5 2 1 40.5 15.5
65.0 1 5 40.0 15.0
64.5 39.5 14.5
64.0 1 1 39.0 14.0
63.5 1 38.5 13.5
63.0 1 38.0 13.0
62.5 2 1 37.5 12.5
62.0 37.0 12.0
61.5 2 2 36.5 1 11.5
61.0 1 36.0 11.0
60.5 1 35.5 10.5
60.0 1 35.0 10.0
59.5 1 34.5 9.5
59.0 1 2 34.0 9.0
58.5 33.5 8.5
58.0 1 1 33.0 8.0
57.5 1 32.5 7.5
57.0 32.0 7.0
56.5 2 1 31.5 6.5
56.0 1 31.0 6.0
55.5 1 30.5 5.5
55.0 1 30.0 5.0
54.5 29.5 4.5
54.0 29.0 4.0
53.5 1 28.5 3.5
53.0 28.0 3.0
52.5 27.5 2.5
52.0 27.0 2.0
51.5 26.5 1.5
51.0 26.0 1.0
50.5 1 25.5 .5
0.0 0 0
American Mathematics Competitions
2006 AMC 12 A Results for West Virginia
SCORE DISTRIBUTION
score -----------grade-----------
6 7 8 9 10 11 12 13 unknown
---------------------------
119.5 1
111.5 1
110.0 1
109.0 1
106.5 1
105.5 1 1
104.0 1 1
103.0 1 1
102.5 1
102.0 1 3
101.0 1
100.5 1 1
99.5 1 1
99.0 1
98.5 1 1
98.0 1
97.0 2
96.0 1 1 1
95.5 2 1
95.0 1 2
94.5 2
93.5 2 2
93.0 1 1
92.5 1 2
91.5 1 3
91.0 1 1
90.0 1
89.5 2
89.0 2
88.5 2 2
87.5 1 2
87.0 2 1
86.5 1 2
86.0 2
85.5 1 2
85.0 3
84.0 1 4
83.5 1
83.0 2 3
82.5 1
82.0 1
81.5 3 3
80.5 1 2
80.0 1
79.5 1
79.0 2
78.5 2 1
78.0 1 3
77.5 2
77.0 2 2
76.5 1
76.0 1 2
75.5 3
75.0 3
74.5 1 3
74.0 2 1
73.5 2 1
73.0 1 3
72.5 1 2
72.0 4
71.5 1 1
71.0 2 2
70.5 1 2
70.0 2 1
69.5 1
69.0 1 1 1
68.5 4 2
68.0 1 1
67.5 3
67.0 2 1
66.5 1 1
66.0 1 1
65.5 2 1
65.0 4 2
64.0 1 1
63.5 1
63.0 1
62.5 3
61.5 4
61.0 1
60.5 1
60.0 1
59.5 1
59.0 2 1
58.0 2
57.5 1
56.5 3 1
56.0 1
55.5 1
55.0 1
53.5 1
50.5 1
49.5 1
48.5 1
48.0 1
44.0 2
36.5 1
American Mathematics Competitions
2006 AMC 12 A Results for West Virginia
Analysis
Table of Item Difficulty for the 2006
American High School Mathematics Examination
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 10.00* 0.00 0.00 0.00 0.00 0.00 0.00
2 1.49 0.18 4.04* 0.09 0.79 3.42 0.00
3 0.04 8.46* 0.00 0.00 1.36 0.13 0.00
4 2.28 0.09 0.04 0.04 7.24* 0.31 0.00
5 0.04 1.18 1.10 7.28* 0.13 0.26 0.00
6 6.75* 0.04 0.31 0.26 0.39 2.24 0.00
7 0.48 4.43* 0.66 0.57 0.44 3.42 0.00
8 1.23 1.36 6.23* 0.18 0.09 0.92 0.00
9 7.89* 0.18 0.04 0.04 0.35 1.49 0.00
10 0.35 0.18 0.61 2.81 1.23* 4.82 0.00
11 1.45 0.88 1.54* 1.49 0.57 4.08 0.00
12 2.11 3.68* 0.13 0.66 0.48 2.89 0.04
13 0.57 0.22 0.04 0.22 3.64* 5.31 0.00
14 0.18 0.48 3.25* 4.08 0.70 1.32 0.00
15 2.76* 1.80 0.70 0.31 1.71 2.72 0.00
16 0.57 2.24* 0.22 0.22 0.35 6.40 0.00
17 0.35 0.48* 0.66 0.44 0.04 8.03 0.00
18 1.97 0.18 0.31 0.75 0.44* 6.36 0.00
19 0.09 0.09 0.04 0.04 0.35* 9.39 0.00
20 1.71 0.79 0.53* 0.35 0.09 6.54 0.00
21 0.09 0.18 0.66 0.00 0.22* 8.86 0.00
22 0.22 0.18 0.09 0.13* 0.00 9.39 0.00
23 0.13 0.13* 0.04 0.26 0.18 9.25 0.00
24 1.49 0.31 0.35 0.18* 0.09 7.59 0.00
25 0.09 0.31 0.26 0.31 0.18* 8.86 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
2006 AMC 10 B Results for West Virginia
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 125.0 100.0
149.5 124.5 99.5
149.0 124.0 99.0
148.5 123.5 98.5
148.0 123.0 98.0
147.5 122.5 97.5
147.0 122.0 97.0
146.5 121.5 96.5
146.0 121.0 96.0
145.5 120.5 95.5
145.0 120.0 95.0
144.5 119.5 94.5
144.0 119.0 94.0
143.5 118.5 93.5
143.0 118.0 93.0 1
142.5 117.5 92.5
142.0 117.0 92.0
141.5 116.5 91.5
141.0 116.0 91.0
140.5 115.5 90.5
140.0 115.0 90.0 1
139.5 114.5 89.5
139.0 114.0 89.0
138.5 113.5 88.5
138.0 113.0 88.0
137.5 112.5 87.5
137.0 112.0 87.0
136.5 111.5 86.5
136.0 111.0 86.0
135.5 110.5 85.5
135.0 110.0 85.0
134.5 109.5 84.5
134.0 109.0 84.0
133.5 108.5 83.5
133.0 108.0 83.0
132.5 107.5 82.5
132.0 107.0 82.0
131.5 106.5 81.5
131.0 106.0 81.0
130.5 105.5 80.5
130.0 105.0 80.0
129.5 104.5 79.5
129.0 104.0 79.0
128.5 103.5 78.5 1
128.0 103.0 78.0
127.5 102.5 77.5
127.0 102.0 77.0
126.5 101.5 76.5
126.0 101.0 76.0
125.5 100.5 75.5
American Mathematics Competitions
2006 AMC 10 B Results for West Virginia
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 50.0 25.0
74.5 1 49.5 1 24.5
74.0 49.0 24.0
73.5 48.5 1 23.5
73.0 48.0 2 23.0
72.5 47.5 22.5
72.0 47.0 22.0
71.5 46.5 1 21.5
71.0 46.0 21.0
70.5 45.5 20.5
70.0 1 45.0 20.0
69.5 44.5 19.5
69.0 44.0 19.0
68.5 1 1 43.5 18.5
68.0 43.0 1 18.0
67.5 42.5 17.5
67.0 42.0 17.0
66.5 41.5 16.5
66.0 41.0 16.0
65.5 40.5 15.5
65.0 40.0 15.0
64.5 39.5 14.5
64.0 1 39.0 1 14.0
63.5 38.5 13.5
63.0 38.0 13.0
62.5 1 37.5 12.5
62.0 37.0 12.0
61.5 36.5 11.5
61.0 1 36.0 1 11.0
60.5 35.5 10.5
60.0 35.0 10.0
59.5 34.5 9.5
59.0 34.0 9.0
58.5 33.5 8.5
58.0 33.0 8.0
57.5 1 32.5 7.5
57.0 32.0 7.0
56.5 31.5 6.5
56.0 31.0 6.0
55.5 30.5 5.5
55.0 30.0 5.0
54.5 29.5 4.5
54.0 29.0 4.0
53.5 28.5 3.5
53.0 1 28.0 3.0
52.5 1 27.5 2.5
52.0 27.0 2.0
51.5 26.5 1.5
51.0 26.0 1.0
50.5 25.5 .5
0.0 0 0
American Mathematics Competitions
2006 AMC 10 B Results for West Virginia
SCORE DISTRIBUTION
score -----------grade-----------
6 7 8 9 10 unknown
---------------------------
93.0 1
90.0 1
78.5 1
74.5 1
73.5 1
70.0 1
68.5 2
64.0 1
62.5 1
61.0 1
57.5 1
54.5 1
53.0 1
52.5 1
49.5 1
48.5 1
48.0 1 1
46.5 1
43.0 1
39.0 1
36.0 1
American Mathematics Competitions
2006 AMC 10 B Results for West Virginia
Analysis
Table of Item Difficulty for the 2006
American High School Mathematics Examination
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 1.74 1.74 2.61* 2.61 0.43 0.87 0.00
2 4.35* 0.43 0.00 0.00 0.87 4.35 0.00
3 6.09* 0.43 0.43 0.87 1.74 0.43 0.00
4 2.61 2.17 0.87 0.87* 0.87 2.61 0.00
5 0.87 4.35* 0.87 0.87 0.00 3.04 0.00
6 0.43 0.00 3.91 1.30* 0.43 3.91 0.00
7 1.30* 2.17 1.30 0.87 1.74 2.61 0.00
8 1.30 1.30* 0.43 0.87 0.87 5.22 0.00
9 0.00 5.65* 0.00 0.87 0.43 3.04 0.00
10 1.74* 0.43 2.61 0.00 0.87 4.35 0.00
11 0.00 0.87 2.17* 0.00 0.87 6.09 0.00
12 0.43 0.87 0.00 0.87 3.48* 4.35 0.00
13 0.43 0.00 1.30 0.87 2.17* 5.22 0.00
14 0.43 0.00 0.00 0.87* 0.00 8.70 0.00
15 0.43 0.87 1.30* 0.00 0.87 6.52 0.00
16 2.17 0.87 2.17 0.87 1.30* 2.61 0.00
17 3.48 0.43 1.74 1.30* 0.00 3.04 0.00
18 0.00 0.00 0.87 0.43 1.30* 7.39 0.00
19 0.00* 0.00 0.43 0.43 0.00 9.13 0.00
20 0.43 0.00 0.00 0.87 0.87* 7.83 0.00
21 2.17 0.00 0.00* 2.17 0.87 4.78 0.00
22 0.43 1.30 1.30 0.43* 0.00 6.52 0.00
23 0.43 0.43 0.00 0.87* 0.00 8.26 0.00
24 0.00 0.00* 0.43 0.43 0.00 9.13 0.00
25 0.87 2.17* 0.87 0.87 0.00 5.22 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
2006 AMC 12 B Results for West Virginia
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 125.0 100.0
149.5 124.5 99.5 2
149.0 124.0 1 99.0
148.5 123.5 98.5 2 1
148.0 123.0 1 98.0 1
147.5 122.5 97.5 1 1
147.0 122.0 97.0
146.5 121.5 96.5
146.0 121.0 96.0 3
145.5 120.5 95.5
145.0 120.0 95.0 3
144.5 119.5 94.5
144.0 119.0 94.0 1
143.5 118.5 93.5 3 1
143.0 118.0 93.0
142.5 117.5 92.5 3
142.0 117.0 92.0
141.5 116.5 91.5 2
141.0 116.0 91.0
140.5 115.5 90.5
140.0 115.0 90.0 2
139.5 114.5 89.5
139.0 114.0 89.0 4
138.5 113.5 1 88.5
138.0 113.0 88.0 3 2
137.5 112.5 1 87.5 2
137.0 112.0 87.0 1
136.5 111.5 1 86.5 1 2
136.0 1 111.0 86.0
135.5 110.5 85.5 1 1
135.0 110.0 85.0
134.5 109.5 84.5
134.0 109.0 5 84.0 2 1
133.5 108.5 83.5
133.0 108.0 1 83.0 5
132.5 107.5 82.5 1
132.0 107.0 82.0 2
131.5 106.5 81.5 1
131.0 106.0 81.0
130.5 105.5 1 80.5 1 2
130.0 105.0 80.0 1
129.5 104.5 1 79.5 2
129.0 104.0 2 79.0
128.5 103.5 78.5 1 2
128.0 103.0 78.0 1
127.5 102.5 77.5
127.0 102.0 1 77.0 4 1
126.5 1 101.5 76.5
126.0 101.0 1 76.0 2
125.5 100.5 75.5 1
American Mathematics Competitions
2006 AMC 12 B Results for West Virginia
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 1 50.0 25.0
74.5 49.5 24.5
74.0 49.0 24.0
73.5 48.5 1 23.5
73.0 1 48.0 23.0
72.5 1 47.5 1 22.5
72.0 1 1 47.0 22.0
71.5 1 46.5 1 21.5
71.0 2 46.0 21.0
70.5 1 1 45.5 20.5
70.0 1 45.0 20.0
69.5 1 44.5 19.5
69.0 1 1 44.0 1 19.0
68.5 1 43.5 1 18.5
68.0 43.0 18.0
67.5 42.5 17.5
67.0 42.0 17.0
66.5 1 1 41.5 16.5
66.0 1 2 41.0 1 16.0
65.5 1 40.5 15.5
65.0 2 40.0 15.0
64.5 2 1 39.5 14.5
64.0 39.0 14.0
63.5 38.5 13.5
63.0 1 1 38.0 13.0
62.5 1 1 37.5 12.5
62.0 37.0 12.0
61.5 1 36.5 11.5
61.0 36.0 11.0
60.5 1 35.5 10.5
60.0 3 35.0 10.0
59.5 34.5 9.5
59.0 34.0 9.0
58.5 33.5 8.5
58.0 33.0 8.0
57.5 1 32.5 7.5
57.0 1 1 32.0 7.0
56.5 31.5 6.5
56.0 1 31.0 6.0
55.5 30.5 5.5
55.0 1 30.0 5.0
54.5 1 2 29.5 4.5
54.0 29.0 4.0
53.5 28.5 3.5
53.0 28.0 3.0
52.5 27.5 2.5
52.0 27.0 2.0
51.5 1 26.5 1.5
51.0 1 26.0 1.0
50.5 25.5 .5
0.0 0 0
American Mathematics Competitions
2006 AMC 12 B Results for West Virginia
SCORE DISTRIBUTION
score -----------grade-----------
6 7 8 9 10 11 12 13 unknown
---------------------------
136.0 1
126.5 1
124.0 1
123.0 1
113.5 1
112.5 1
111.5 1
109.0 1 1 3
108.0 1
106.5 1
105.5 1
104.5 1
104.0 2
102.0 1
101.0 1
99.5 1 1
98.5 1 1 1
98.0 1
97.5 2
96.0 2 1
95.0 2 1
94.0 1
93.5 4
92.5 1 2
91.5 2
90.0 2
89.0 2 3
88.0 2 3
87.5 1 1
87.0 1
86.5 3
85.5 1 1
84.0 4
83.0 2 2 1
82.5 1
82.0 1 1
81.5 1
80.5 1 2
80.0 1
79.5 2
78.5 1 1 1
78.0 1
77.0 2 3
76.0 2
75.5 1
75.0 1
73.0 1
72.5 1
72.0 1 1
71.5 1
71.0 2
70.5 1 1
70.0 1
69.5 1
69.0 1 1
68.5 1
67.5 1
66.5 2
66.0 2 2
65.5 1
65.0 1 1
64.5 3
63.0 2
62.5 2
61.5 1
60.5 1
60.0 1 2
59.0 1
57.5 1
57.0 2
56.0 1
55.0 1
54.5 1 1 1
51.5 1
51.0 1
48.5 1
47.5 1
46.5 1
44.0 1
43.5 1
41.0 1
American Mathematics Competitions
2006 AMC 12 B Results for West Virginia
Analysis
Table of Item Difficulty for the 2006
American High School Mathematics Examination
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 0.54 0.47 7.11* 0.81 0.27 0.81 0.00
2 6.85* 0.47 0.00 0.13 0.13 2.42 0.00
3 8.26* 0.13 0.00 1.01 0.20 0.40 0.00
4 8.86* 0.34 0.00 0.54 0.00 0.27 0.00
5 6.17* 1.01 0.40 0.07 0.34 2.01 0.00
6 0.13 8.32* 0.00 0.07 0.74 0.74 0.00
7 0.27 8.32* 0.54 0.27 0.20 0.40 0.00
8 0.07 0.13 0.20 0.67 5.77* 3.15 0.00
9 0.47 4.50* 0.40 0.87 0.81 2.95 0.00
10 3.29* 0.54 1.01 0.20 2.42 2.55 0.00
11 1.14 0.13 1.28 1.07 3.62* 2.75 0.00
12 0.27 0.20 0.47 0.54* 0.54 7.99 0.00
13 1.01 0.27 2.48* 0.27 0.60 5.37 0.00
14 0.27 0.67 2.01 1.61* 0.00 5.44 0.00
15 0.20 1.21* 1.21 0.47 0.00 6.91 0.00
16 0.20 0.20 0.60* 0.40 0.00 8.59 0.00
17 0.47 0.20 1.21* 1.54 0.47 6.11 0.00
18 0.20 1.41* 1.81 0.54 0.34 5.70 0.00
19 0.00 2.62* 0.27 1.41 0.13 5.57 0.00
20 0.07 0.34 0.34* 0.27 0.67 8.32 0.00
21 0.34 0.13 0.07* 0.00 0.27 9.19 0.00
22 0.13 0.34* 0.27 0.27 0.13 8.86 0.00
23 0.13 0.20 0.34 0.47 0.13* 8.72 0.00
24 0.13 0.13 0.13* 0.20 0.13 9.26 0.00
25 0.07 0.27* 0.27 0.40 0.07 8.93 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked in the same column
