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Missing Title
American Mathematics Competitions
2006 AMC 10 A Results for Nevada
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 253
Number of unofficial participants: 0
Average score of participants: 76.7
Average score for female students is: 72.9 ( 113 Students)
Average score for male students is: 80.4 ( 126 Students)
Average score for unspecified gender is 73.8 ( 14 Students)
Average score for grade 10 is: 79.5 ( 164 Students)
Average score for grade 9 is: 71.1 ( 74 Students)
Average score for grade 8 and below is: 74.1 ( 10 Students)
Average score with unknown grade: 70.0 ( 5 Students)
AIME qualifying score = 120.0 or better
Number of AIME qualifers 6
Number of schools returning results 10
Average school winning score 109.35
American Mathematics Competitions
2006 AMC 12 A Results for Nevada
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 466
Number of unofficial participants: 0
Average score of participants: 82.4
Average score for female students is: 78.9 ( 208 Students)
Average score for male students is: 85.5 ( 234 Students)
Average score for unspecified gender is 83.1 ( 24 Students)
Average score for grade 12 is: 83.7 ( 258 Students)
Average score for grade 11 is: 81.0 ( 198 Students)
Average score for grade 10 is: 88.3 ( 4 Students)
Average score for grade 9 is: 74.5 ( 1 Student)
Average score with unknown grade: 71.9 ( 5 Students)
AIME qualifying score = 100.0 or better
Number of AIME qualifers 71
Number of schools returning results 12
Average school winning score 110.00
Average school team score 317.58
American Mathematics Competitions
2006 AMC 10 B Results for Nevada
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 336
Number of unofficial participants: 0
Average score of participants: 55.4
Average score for female students is: 51.1 ( 170 Students)
Average score for male students is: 60.4 ( 158 Students)
Average score for unspecified gender is 49.4 ( 8 Students)
Average score for grade 10 is: 58.2 ( 193 Students)
Average score for grade 9 is: 51.2 ( 138 Students)
Average score for grade 8 and below is: 59.8 ( 2 Students)
Average score with unknown grade: 75.5 ( 3 Students)
AIME qualifying score = 120.0 or better
Number of AIME qualifers 0
Number of schools returning results 8
Average school winning score 93.38
American Mathematics Competitions
2006 AMC 12 B Results for Nevada
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 297
Number of unofficial participants: 0
Average score of participants: 75.2
Average score for female students is: 71.7 ( 130 Students)
Average score for male students is: 78.3 ( 152 Students)
Average score for unspecified gender is 73.2 ( 15 Students)
Average score for grade 12 is: 73.8 ( 128 Students)
Average score for grade 11 is: 74.4 ( 143 Students)
Average score for grade 10 is: 92.1 ( 17 Students)
Average score for grade 9 is: 81.2 ( 3 Students)
Average score for grade 8 and below is: 79.0 ( 1 Student)
Average score with unknown grade: 69.7 ( 5 Students)
AIME qualifying score = 100.0 or better
Number of AIME qualifers 30
Number of schools returning results 11
Average school winning score 106.23
Average school team score 290.86
2006 State AMC 12 TEAM Score Distribution
-----------------------------------------------
score A B Rank
-----------------------------------------------
370.5 1 1
357.5 1 2
356.5 1 3
355.5 1 4
341.0 1 5
333.0 1 6
327.0 1 7
324.5 1 8
321.5 1 9
319.5 1 10
309.0 1 11
306.5 1 12
303.5 1 13
297.5 1 14
295.0 1 15
292.5 1 16
292.0 1 17
280.0 1 18
273.5 1 19
268.0 1 20
259.0 1 21
224.0 1 22
203.5 1 23
2006 AMC Contest Score Distributions
-----------------------------------------------
score 12 A 12 B 10 A 10 B
-----------------------------------------------
150.0 1
144.0 1
143.0 1
139.5 1
133.5 1
132.0 1
126.5 1
125.5 1 1
121.5 1
119.5 1 1
118.5 3
118.0 1
117.0 1
116.0 1
115.0 2 1
113.5 2
112.5 3 1
112.0 1 1
111.5 2 2
111.0 1 1
110.5 1
110.0 1 1
109.0 4
108.5 1 1
108.0 6 2
107.5 1 1
106.5 7 1
106.0 1 1
105.5 4 4
105.0 2 1
104.5 1 4
104.0 2 2
103.0 6 2
102.0 10 2 1
101.5 1
101.0 5 7
100.5 8 1
100.0 1 1
99.5 5 2 1 1
98.5 6 4 1
98.0 2 5 1
97.5 1
97.0 6 2 1 1
96.5 2
96.0 10 4 2
95.5 2
95.0 9 4 1 2
94.5 4 1 2
94.0 1
93.5 8 4 1
93.0 2 2
92.5 9 2 2 2
92.0 1 3 1
91.5 4 6 3 1
91.0 6 1 2
90.5 1 2 5
90.0 8 2 2
89.5 3 1 3
89.0 13 7 2 1
88.5 8 1 1
88.0 1 1
87.5 7 4 3
87.0 1 3 1 1
86.5 9 8 3 1
86.0 7 1 4 3
85.5 2 4 2
85.0 7 3 1
84.5 5 2 1
84.0 8 3 3 1
83.5 1 3
83.0 9 12 2 2
82.5 1 3 1
82.0 5 4 3
81.5 16 2 5 1
81.0 3 2 2
80.5 10 5 2 1
80.0 6 1 4 1
79.5 4 4 4 1
79.0 3 2 3
78.5 1 1 2
78.0 4 7 1 1
77.5 5 1 2
77.0 9 6 3 4
76.5 4 3
76.0 3 1 2
75.5 5 3 3 1
75.0 3 2 3 3
74.5 7 3 4 1
74.0 3 2 3 2
73.5 5 3 5 3
73.0 4 1
72.5 4 2 3
72.0 7 8 8 1
71.5 3 1
71.0 7 2 3 5
70.5 6 1 2
70.0 3 1 2 4
69.5 4 1 5 6
69.0 1 1 2
68.5 6 8 4 2
68.0 2 2 2 3
67.5 5 6 2 4
67.0 4 1 2 5
66.5 2 2 2 2
66.0 4 4 2 4
65.5 7 2 4 2
65.0 5 5 3 6
64.5 4 5 3
64.0 3 4 1 3
63.5 2 3 2 1
63.0 2 2 1 3
62.5 9 1 6
62.0 3 1 3 6
61.5 4 2 3 1
61.0 3 1 1 2
60.5 1 2 4
60.0 5 3 3 4
59.5 1 2 2 5
59.0 1 2 2 2
58.5 2 1 5 4
58.0 3 1 5
57.5 2 1 2 1
57.0 3 1 3
56.5 1 3 2 4
56.0 3 1 5
55.5 2 2 3
55.0 2 1 2
54.5 1 1 4 5
54.0 1 3 4 5
53.5 2 1 3 2
53.0 3 1 1 7
52.5 1 4
52.0 2 5
51.5 1 7
51.0 1 2 7
50.5 2 2
50.0 2 2 1 2
49.5 1 5
49.0 3 4
48.5 7
48.0 4 1 6
47.5 2 2
47.0 1 1 3
46.5 2 5
46.0 1 4
45.5 2 1
45.0 1
44.5 1
44.0 1 2 3
43.5 1 4
43.0 1 4
42.5 1 2 4
42.0 3 1 9
41.5 2
41.0 2 2
40.5 1 1 3
40.0 2
39.5 3
39.0 1 3
38.5 1 3
38.0 3
37.0 3
36.5 1
36.0 4 2 4
35.5 1
34.5 1
34.0 1
33.5 1
33.0 1
32.0 1 1 2
31.5 1
30.5 1 2
30.0 1 3
29.5 1 1
29.0 1 2
28.5 1
28.0 1
27.0 1
26.5 1
24.0 5
22.5 1
22.0 1
21.0 1
20.5 1
19.5 1
18.0 1 7
12.5 1
12.0 3
American Mathematics Competitions
2006 AMC 10 A Results for Nevada
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 1 125.0 100.0 1
149.5 124.5 99.5 1
149.0 124.0 99.0
148.5 123.5 98.5 1
148.0 123.0 98.0 5
147.5 122.5 97.5 1
147.0 122.0 97.0 1
146.5 121.5 1 96.5 1 1
146.0 121.0 96.0 1 1
145.5 120.5 95.5
145.0 120.0 95.0 1
144.5 119.5 1 94.5 1 1
144.0 1 119.0 94.0
143.5 118.5 93.5 1
143.0 118.0 1 93.0 1 1
142.5 117.5 92.5 1
142.0 117.0 92.0 1 2
141.5 116.5 91.5 2 1
141.0 116.0 1 91.0 1 1
140.5 115.5 90.5 3 1
140.0 115.0 90.0 1 1
139.5 114.5 89.5 2 1
139.0 114.0 89.0 1 1
138.5 113.5 88.5
138.0 113.0 88.0
137.5 112.5 87.5 1 1
137.0 112.0 1 87.0 1
136.5 111.5 86.5 2 1
136.0 111.0 1 86.0 2 1
135.5 110.5 1 85.5 1 1
135.0 110.0 85.0 2 1
134.5 109.5 84.5 2
134.0 109.0 84.0 3
133.5 108.5 1 83.5 2
133.0 108.0 83.0 1 1
132.5 107.5 1 82.5 1 2
132.0 1 107.0 82.0 1 2
131.5 106.5 81.5 4 1
131.0 106.0 1 81.0 1 1
130.5 105.5 80.5 1 1
130.0 105.0 1 80.0 2 2
129.5 104.5 79.5 2 2
129.0 104.0 2 79.0 2 1
128.5 103.5 78.5 1 1
128.0 103.0 78.0 1
127.5 102.5 77.5 2
127.0 102.0 77.0 1 1
126.5 1 101.5 76.5
126.0 101.0 76.0 1 1
125.5 1 100.5 1 75.5 1 2
American Mathematics Competitions
2006 AMC 10 A Results for Nevada
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 2 1 50.0 1 25.0
74.5 2 2 49.5 24.5
74.0 1 2 49.0 24.0
73.5 4 48.5 23.5
73.0 48.0 1 23.0
72.5 2 1 47.5 22.5
72.0 2 5 47.0 1 22.0
71.5 1 46.5 21.5
71.0 1 2 46.0 21.0
70.5 2 45.5 20.5 1
70.0 2 45.0 1 20.0
69.5 2 3 44.5 19.5
69.0 44.0 19.0
68.5 1 3 43.5 18.5
68.0 2 43.0 18.0
67.5 1 42.5 2 17.5
67.0 2 42.0 17.0
66.5 1 1 41.5 16.5
66.0 1 1 41.0 16.0
65.5 4 40.5 15.5
65.0 1 2 40.0 15.0
64.5 2 3 39.5 14.5
64.0 1 39.0 1 14.0
63.5 1 1 38.5 13.5
63.0 1 38.0 13.0
62.5 37.5 12.5
62.0 2 1 37.0 12.0
61.5 2 36.5 11.5
61.0 1 36.0 2 11.0
60.5 2 35.5 10.5
60.0 2 1 35.0 10.0
59.5 2 34.5 9.5
59.0 2 34.0 9.0
58.5 4 1 33.5 8.5
58.0 1 33.0 8.0
57.5 1 1 32.5 7.5
57.0 1 32.0 1 7.0
56.5 1 31.5 6.5
56.0 31.0 6.0
55.5 1 1 30.5 5.5
55.0 30.0 5.0
54.5 1 3 29.5 4.5
54.0 2 2 29.0 4.0
53.5 1 2 28.5 3.5
53.0 1 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 2 26.0 1.0
50.5 25.5 .5
0.0 0 0
American Mathematics Competitions
2006 AMC 10 A Results for Nevada
SCORE DISTRIBUTION
score -----------grade-----------
6 7 8 9 10 unknown
---------------------------
150.0 1
144.0 1
132.0 1
126.5 1
125.5 1
121.5 1
119.5 1
118.0 1
116.0 1
112.0 1
111.0 1
110.5 1
108.5 1
107.5 1
106.0 1
105.0 1
104.0 2
100.5 1
100.0 1
99.5 1
98.5 1
98.0 2 3
97.5 1
97.0 1
96.5 2
96.0 1 1
95.0 1
94.5 1 1
93.5 1
93.0 2
92.5 1 1
92.0 3
91.5 3
91.0 1 1
90.5 5
90.0 1 1
89.5 1 2
89.0 2
88.5 1
87.5 2 1
87.0 1
86.5 1 2
86.0 3 1
85.5 2
85.0 1 2
84.5 1 1
84.0 1 2
83.5 3
83.0 1 1
82.5 1 2
82.0 3
81.5 5
81.0 2
80.5 2
80.0 2 2
79.5 1 1 2
79.0 1 1 1
78.5 1 1
78.0 1
77.5 2
77.0 1 1 1
76.0 2
75.5 1 2
75.0 1 2
74.5 2 2
74.0 1 2
73.5 2 3
72.5 3
72.0 2 5 1
71.5 1
71.0 3
70.5 2
70.0 1 1
69.5 2 3
68.5 4
68.0 1 1
67.5 1 1
67.0 2
66.5 1 1
66.0 2
65.5 2 2
65.0 1 2
64.5 1 1 3
64.0 1
63.5 1 1
63.0 1
62.0 3
61.5 2 1
61.0 1
60.5 2
60.0 1 2
59.5 2
59.0 1 1
58.5 1 3 1
58.0 1
57.5 1 1
57.0 1
56.5 1 1
55.5 1 1
55.0 1
54.5 4
54.0 2 2
53.5 1 1 1
53.0 1
51.5 1
51.0 1 1
50.0 1
48.0 1
47.0 1
45.0 1
42.5 2
42.0 1
39.0 1
36.0 1 1
32.0 1
20.5 1
American Mathematics Competitions
2006 AMC 10 A Results for Nevada
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 9.96* 0.00 0.00 0.04 0.00 0.00 0.00
2 0.91 0.04 2.25* 0.28 1.94 4.58 0.00
3 0.04 8.34* 0.16 0.08 1.30 0.08 0.00
4 2.65 0.32 0.04 0.16 6.32* 0.51 0.00
5 0.24 1.23 1.11 7.04* 0.08 0.32 0.00
6 0.24 8.10* 0.32 0.08 0.00 1.26 0.00
7 7.51* 0.08 0.40 0.28 0.36 1.38 0.00
8 0.79 0.59 0.47 0.20 2.57* 5.38 0.00
9 1.38 1.62 5.49* 0.28 0.32 0.91 0.00
10 0.36 0.12 0.67 2.85 1.15* 4.86 0.00
11 1.86 1.46 1.26* 1.34 0.71 3.36 0.00
12 1.11 0.36 4.78* 0.83 0.32 2.61 0.00
13 0.32 1.38 0.36 4.74* 0.08 3.12 0.00
14 1.66 3.95* 0.20 1.15 0.75 2.29 0.00
15 0.95 0.32 0.43 1.54* 0.59 6.17 0.00
16 0.32 0.51 0.36 0.51* 0.47 7.83 0.00
17 1.62* 0.47 0.08 0.91 0.24 6.68 0.00
18 2.29 0.08 2.73* 0.40 0.12 4.39 0.00
19 0.51 1.42 0.95* 0.47 0.47 6.17 0.00
20 0.47 1.19 0.43 0.55 0.51* 6.84 0.00
21 0.95 0.75 0.28 0.59 0.83* 6.56 0.04
22 0.08 0.99 2.92* 3.68 1.03 1.30 0.00
23 0.95 1.46* 0.24 0.08 0.43 6.84 0.00
24 1.15 0.36* 0.32 0.04 0.47 7.67 0.00
25 2.25 0.59 0.71* 0.83 0.28 5.34 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 Nevada
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 5
149.0 124.0 99.0
148.5 123.5 98.5 2 3
148.0 123.0 98.0 2
147.5 122.5 97.5
147.0 122.0 97.0 6
146.5 121.5 96.5
146.0 121.0 96.0 6 3
145.5 120.5 95.5 1 1
145.0 120.0 95.0 5 4
144.5 119.5 94.5 3 1
144.0 119.0 94.0 1
143.5 118.5 1 2 93.5 3 5
143.0 1 118.0 93.0 1 1
142.5 117.5 92.5 5 3
142.0 117.0 92.0 1
141.5 116.5 91.5 2 2
141.0 116.0 91.0 3 1
140.5 115.5 90.5 1
140.0 115.0 2 90.0 6 1
139.5 114.5 89.5 2
139.0 114.0 89.0 5 8
138.5 113.5 1 88.5 7 1
138.0 113.0 88.0 1
137.5 112.5 2 1 87.5 3 3
137.0 112.0 1 87.0 1
136.5 111.5 1 1 86.5 4 4
136.0 111.0 86.0 3 4
135.5 110.5 85.5 2
135.0 110.0 1 85.0 3 4
134.5 109.5 84.5
134.0 109.0 3 1 84.0 6 2
133.5 108.5 83.5 1
133.0 108.0 3 2 83.0 5 4
132.5 107.5 82.5 1
132.0 107.0 82.0 3 2
131.5 106.5 5 2 81.5 7 9
131.0 106.0 81.0 2 1
130.5 105.5 2 2 80.5 4 6
130.0 105.0 2 80.0 4 2
129.5 104.5 1 79.5 1 3
129.0 104.0 2 79.0 3
128.5 103.5 78.5 1
128.0 103.0 4 2 78.0 2 2
127.5 102.5 77.5 2 2
127.0 102.0 8 1 77.0 4 4
126.5 101.5 1 76.5 2 2
126.0 101.0 2 1 76.0 1 2
125.5 100.5 7 1 75.5 1 4
American Mathematics Competitions
2006 AMC 12 A Results for Nevada
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 1 2 50.0 1 1 25.0
74.5 2 5 49.5 1 24.5
74.0 1 2 49.0 24.0
73.5 3 2 48.5 23.5
73.0 2 2 48.0 23.0
72.5 1 47.5 22.5
72.0 1 5 47.0 22.0
71.5 46.5 21.5
71.0 4 3 46.0 21.0
70.5 4 2 45.5 20.5
70.0 2 1 45.0 20.0
69.5 2 2 44.5 19.5
69.0 1 44.0 19.0
68.5 1 5 43.5 1 18.5
68.0 1 1 43.0 18.0
67.5 2 3 42.5 1 17.5
67.0 2 2 42.0 17.0
66.5 1 1 41.5 16.5
66.0 1 3 41.0 16.0
65.5 2 5 40.5 1 15.5
65.0 3 2 40.0 15.0
64.5 4 39.5 14.5
64.0 1 1 39.0 14.0
63.5 2 38.5 13.5
63.0 2 38.0 13.0
62.5 4 5 37.5 12.5
62.0 1 2 37.0 12.0
61.5 4 36.5 11.5
61.0 3 36.0 11.0
60.5 35.5 10.5
60.0 2 3 35.0 10.0
59.5 1 34.5 9.5
59.0 1 34.0 9.0
58.5 2 33.5 8.5
58.0 33.0 8.0
57.5 2 32.5 7.5
57.0 2 1 32.0 7.0
56.5 1 31.5 6.5
56.0 2 31.0 6.0
55.5 1 1 30.5 5.5
55.0 30.0 1 5.0
54.5 1 29.5 4.5
54.0 1 29.0 4.0
53.5 2 28.5 3.5
53.0 2 1 28.0 3.0
52.5 27.5 2.5
52.0 27.0 2.0
51.5 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 A Results for Nevada
SCORE DISTRIBUTION
score -----------grade-----------
6 7 8 9 10 11 12 13 unknown
---------------------------
143.0 1
118.5 1 2
115.0 1 1
113.5 2
112.5 3
112.0 1
111.5 2
110.0 1
109.0 1 3
108.0 2 4
106.5 1 6
105.5 3 1
105.0 1 1
104.5 1
104.0 1 1
103.0 2 4
102.0 3 7
101.5 1
101.0 5
100.5 5 3
99.5 2 3
98.5 4 2
98.0 2
97.0 1 2 3
96.0 5 5
95.5 2
95.0 4 5
94.5 2 2
94.0 1
93.5 5 3
93.0 1 1
92.5 2 6 1
92.0 1
91.5 4
91.0 2 4
90.5 1
90.0 3 4 1
89.5 1 2
89.0 6 7
88.5 3 5
88.0 1
87.5 2 5
87.0 1
86.5 4 5
86.0 3 4
85.5 1 1
85.0 3 4
84.0 2 6
83.5 1
83.0 3 6
82.5 1
82.0 4 1
81.5 8 8
81.0 3
80.5 5 5
80.0 1 5
79.5 2 2
79.0 1 2
78.5 1
78.0 3 1
77.5 2 2 1
77.0 1 8
76.5 1 3
76.0 3
75.5 2 3
75.0 3
74.5 1 1 5
74.0 1 2
73.5 3 2
73.0 3 1
72.5 3 1
72.0 3 4
71.0 3 4
70.5 1 4 1
70.0 3
69.5 3 1
69.0 1
68.5 4 2
68.0 1 1
67.5 3 2
67.0 1 3
66.5 1 1
66.0 4
65.5 3 4
65.0 5
64.5 2 2
64.0 1 2
63.5 1 1
63.0 1 1
62.5 4 5
62.0 2 1
61.5 2 2
61.0 2 1
60.0 3 2
59.5 1
59.0 1
58.5 1 1
57.5 1 1
57.0 1 2
56.5 1
56.0 3
55.5 2
54.5 1
54.0 1
53.5 2
53.0 3
51.0 1
50.0 1 1
49.5 1
44.0 1
43.5 1
42.5 1
40.5 1
38.5 1
30.0 1
American Mathematics Competitions
2006 AMC 12 A Results for Nevada
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 9.98* 0.00 0.02 0.00 0.00 0.00 0.00
2 1.55 0.19 3.82* 0.06 0.86 3.52 0.00
3 0.09 8.93* 0.02 0.00 0.92 0.04 0.00
4 2.04 0.24 0.04 0.02 7.17* 0.49 0.00
5 0.09 0.86 1.01 7.64* 0.13 0.28 0.00
6 7.21* 0.11 0.30 0.32 0.32 1.74 0.00
7 0.58 4.83* 0.88 0.54 0.32 2.85 0.00
8 1.07 1.42 6.12* 0.15 0.13 1.12 0.00
9 8.13* 0.11 0.09 0.04 0.19 1.44 0.00
10 0.34 0.09 0.58 3.20 1.48* 4.31 0.00
11 1.61 0.94 1.67* 1.33 0.58 3.86 0.00
12 1.74 5.34* 0.24 0.49 0.32 1.87 0.00
13 0.30 0.04 0.19 0.04 5.88* 3.54 0.00
14 0.09 0.36 4.21* 2.85 0.54 1.95 0.00
15 3.22* 1.76 0.41 0.58 1.97 2.06 0.00
16 0.39 3.05* 0.17 0.24 0.60 5.56 0.00
17 0.26 0.39* 0.24 0.45 0.09 8.58 0.00
18 1.52 0.15 0.43 0.82 0.28* 6.80 0.00
19 0.13 0.04 0.11 0.13 0.17* 9.42 0.00
20 1.76 0.52 0.36* 0.26 0.06 7.04 0.00
21 0.09 0.04 0.43 0.06 0.11* 9.27 0.00
22 0.13 0.09 0.09 0.02* 0.06 9.61 0.00
23 0.11 0.09* 0.09 0.02 0.17 9.53 0.00
24 1.12 0.17 0.21 0.41* 0.15 7.94 0.00
25 0.11 0.17 0.13 0.04 0.04* 9.51 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 Nevada
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 125.0 100.0 1
149.5 124.5 99.5 1
149.0 124.0 99.0
148.5 123.5 98.5
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
145.5 120.5 95.5
145.0 120.0 95.0 2
144.5 119.5 1 94.5
144.0 119.0 94.0
143.5 118.5 93.5
143.0 118.0 93.0
142.5 117.5 92.5 2
142.0 117.0 1 92.0 1
141.5 116.5 91.5 1
141.0 116.0 91.0
140.5 115.5 90.5
140.0 115.0 90.0
139.5 114.5 89.5
139.0 114.0 89.0 1
138.5 113.5 88.5
138.0 113.0 88.0
137.5 112.5 87.5
137.0 112.0 87.0 1
136.5 111.5 86.5 1
136.0 111.0 1 86.0 2 1
135.5 110.5 85.5
135.0 110.0 85.0 1
134.5 109.5 84.5 1
134.0 109.0 84.0 1
133.5 108.5 1 83.5
133.0 108.0 83.0 1 1
132.5 107.5 1 82.5 1
132.0 107.0 82.0
131.5 106.5 1 81.5 1
131.0 106.0 81.0
130.5 105.5 80.5 1
130.0 105.0 80.0 1
129.5 104.5 79.5 1
129.0 104.0 79.0
128.5 103.5 78.5
128.0 103.0 78.0 1
127.5 102.5 77.5
127.0 102.0 1 77.0 3 1
126.5 101.5 76.5
126.0 101.0 76.0
125.5 100.5 75.5 1
American Mathematics Competitions
2006 AMC 10 B Results for Nevada
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 2 1 50.0 2 25.0
74.5 1 49.5 2 3 24.5
74.0 1 1 49.0 2 2 24.0 5
73.5 3 48.5 6 23.5
73.0 48.0 3 3 23.0
72.5 47.5 1 22.5 1
72.0 1 47.0 2 1 22.0 1
71.5 46.5 3 2 21.5
71.0 4 46.0 3 1 21.0 1
70.5 45.5 1 20.5
70.0 2 2 45.0 20.0
69.5 5 1 44.5 1 19.5 1
69.0 1 1 44.0 3 19.0
68.5 1 1 43.5 3 1 18.5
68.0 3 43.0 3 18.0 3 4
67.5 3 42.5 2 2 17.5
67.0 2 3 42.0 6 3 17.0
66.5 2 41.5 2 16.5
66.0 3 1 41.0 2 16.0
65.5 1 1 40.5 3 15.5
65.0 3 3 40.0 2 15.0
64.5 3 39.5 1 2 14.5
64.0 3 39.0 1 2 14.0
63.5 1 38.5 1 2 13.5
63.0 3 38.0 2 1 13.0
62.5 5 1 37.5 12.5 1
62.0 3 3 37.0 3 12.0 1 1
61.5 1 36.5 1 11.5
61.0 1 1 36.0 1 3 11.0
60.5 1 3 35.5 1 10.5
60.0 1 3 35.0 10.0
59.5 5 34.5 1 9.5
59.0 2 34.0 1 9.0
58.5 3 1 33.5 8.5
58.0 5 33.0 1 8.0
57.5 1 32.5 7.5
57.0 1 2 32.0 2 7.0
56.5 2 2 31.5 1 6.5
56.0 4 1 31.0 6.0
55.5 2 1 30.5 2 5.5
55.0 1 1 30.0 2 1 5.0
54.5 3 2 29.5 1 4.5
54.0 3 2 29.0 2 4.0
53.5 1 1 28.5 1 3.5
53.0 2 3 28.0 1 3.0
52.5 2 2 27.5 2.5
52.0 1 4 27.0 1 2.0
51.5 3 4 26.5 1.5
51.0 2 5 26.0 1.0
50.5 1 1 25.5 .5
0.0 0 0
American Mathematics Competitions
2006 AMC 10 B Results for Nevada
SCORE DISTRIBUTION
score -----------grade-----------
6 7 8 9 10 unknown
---------------------------
119.5 1
117.0 1
111.0 1
108.5 1
107.5 1
106.5 1
102.0 1
100.0 1
99.5 1
98.0 1
97.0 1
95.0 2
92.5 1 1
92.0 1
91.5 1
89.0 1
87.0 1
86.5 1
86.0 3
85.0 1
84.5 1
84.0 1
83.0 1 1
82.5 1
81.5 1
80.5 1
80.0 1
79.5 1
78.0 1
77.0 1 3
75.5 1
75.0 3
74.5 1
74.0 1 1
73.5 1 2
72.0 1
71.0 1 3 1
70.0 1 3
69.5 1 2 3
69.0 1 1
68.5 2
68.0 1 2
67.5 4
67.0 3 2
66.5 1 1
66.0 1 3
65.5 1 1
65.0 1 5
64.5 3
64.0 1 2
63.5 1
63.0 2 1
62.5 5 1
62.0 1 5
61.5 1
61.0 1 1
60.5 3 1
60.0 3 1
59.5 2 3
59.0 1 1
58.5 1 3
58.0 3 2
57.5 1
57.0 2 1
56.5 4
56.0 2 3
55.5 1 2
55.0 2
54.5 2 3
54.0 1 4
53.5 1 1
53.0 4 3
52.5 1 3
52.0 2 3
51.5 4 3
51.0 2 5
50.5 2
50.0 1 1
49.5 3 2
49.0 3 1
48.5 3 4
48.0 3 3
47.5 1 1
47.0 2 1
46.5 3 2
46.0 3 1
45.5 1
44.5 1
44.0 3
43.5 3 1
43.0 2 2
42.5 4
42.0 5 4
41.5 2
41.0 1 1
40.5 1 2
40.0 2
39.5 2 1
39.0 3
38.5 3
38.0 3
37.0 2 1
36.5 1
36.0 2 2
35.5 1
34.5 1
34.0 1
33.0 1
32.0 2
31.5 1
30.5 2
30.0 1 2
29.5 1
29.0 1 1
28.5 1
28.0 1
27.0 1
24.0 2 3
22.5 1
22.0 1
21.0 1
19.5 1
18.0 3 4
12.5 1
12.0 3
American Mathematics Competitions
2006 AMC 10 B Results for Nevada
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 0.71 0.89 4.11* 2.89 0.83 0.57 0.00
2 3.78* 1.37 0.39 0.33 0.60 3.54 0.00
3 6.90* 0.57 0.18 1.73 0.30 0.33 0.00
4 2.20 3.39 0.51 0.98* 1.25 1.67 0.00
5 0.98 3.96* 1.99 0.54 0.42 2.11 0.00
6 0.68 0.12 4.40 1.43* 0.71 2.65 0.00
7 1.79* 1.31 1.67 1.46 0.92 2.86 0.00
8 2.29 0.54* 0.33 1.64 0.68 4.52 0.00
9 0.36 6.43* 0.33 0.15 1.79 0.95 0.00
10 1.58* 0.45 2.05 0.36 1.85 3.72 0.00
11 0.54 0.98 1.82* 0.80 0.24 5.63 0.00
12 0.54 0.77 0.54 0.95 2.59* 4.58 0.03
13 0.89 0.33 3.18 0.83 1.82* 2.92 0.03
14 0.24 0.39 0.54 0.57* 0.09 8.18 0.00
15 0.86 0.54 1.55* 0.54 0.48 6.04 0.00
16 2.89 0.57 2.50 0.71 0.89* 2.44 0.00
17 2.98 1.40 2.02 1.22* 0.42 1.96 0.00
18 0.57 0.65 1.22 0.39 0.71* 6.46 0.00
19 0.30* 0.54 0.42 0.51 0.33 7.92 0.00
20 0.74 0.36 0.68 0.63 0.36* 7.23 0.00
21 0.51 0.51 0.63* 2.26 1.01 5.09 0.00
22 0.30 1.16 1.64 0.65* 0.36 5.89 0.00
23 0.42 0.74 0.51 0.54* 0.42 7.38 0.00
24 0.33 1.10* 0.65 0.54 0.33 7.05 0.00
25 0.42 1.73* 0.54 1.70 0.60 5.03 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 Nevada
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 1 1
149.0 124.0 99.0
148.5 123.5 98.5 2 2
148.0 123.0 98.0
147.5 122.5 97.5
147.0 122.0 97.0 2
146.5 121.5 96.5
146.0 121.0 96.0 4
145.5 120.5 95.5
145.0 120.0 95.0 3 1
144.5 119.5 94.5 1
144.0 119.0 94.0
143.5 118.5 93.5 2 2
143.0 118.0 93.0
142.5 117.5 92.5 1
142.0 117.0 92.0
141.5 116.5 91.5 2 4
141.0 116.0 91.0 1
140.5 115.5 90.5 2
140.0 115.0 1 90.0 1 1
139.5 1 114.5 89.5 1
139.0 114.0 89.0 2 4
138.5 113.5 88.5 1
138.0 113.0 88.0 1
137.5 112.5 1 87.5 1 2
137.0 112.0 87.0 2 1
136.5 111.5 2 86.5 3 5
136.0 111.0 86.0 1
135.5 110.5 85.5 3 1
135.0 110.0 1 85.0
134.5 109.5 84.5 3 2
134.0 109.0 84.0 3
133.5 1 108.5 83.5
133.0 108.0 1 1 83.0 9 2
132.5 107.5 82.5
132.0 107.0 82.0 3 1
131.5 106.5 81.5 2
131.0 106.0 1 81.0 1 1
130.5 105.5 2 2 80.5 2 2
130.0 105.0 80.0 1
129.5 104.5 4 79.5 2 2
129.0 104.0 79.0 1 1
128.5 103.5 78.5 1
128.0 103.0 2 78.0 3 2
127.5 102.5 77.5 1
127.0 102.0 2 77.0 3 3
126.5 101.5 76.5 3
126.0 101.0 6 1 76.0 1
125.5 1 100.5 75.5 1 2
American Mathematics Competitions
2006 AMC 12 B Results for Nevada
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 1 1 50.0 1 1 25.0
74.5 2 1 49.5 24.5
74.0 1 1 49.0 3 24.0
73.5 1 2 48.5 23.5
73.0 1 48.0 3 1 23.0
72.5 2 47.5 1 1 22.5
72.0 4 2 47.0 1 22.0
71.5 2 46.5 1 1 21.5
71.0 1 1 46.0 1 21.0
70.5 1 45.5 1 1 20.5
70.0 1 45.0 20.0
69.5 1 44.5 19.5
69.0 1 44.0 2 19.0
68.5 4 4 43.5 18.5
68.0 2 43.0 1 18.0 1
67.5 2 3 42.5 17.5
67.0 42.0 2 17.0
66.5 2 41.5 16.5
66.0 2 2 41.0 2 16.0
65.5 2 40.5 1 15.5
65.0 3 2 40.0 15.0
64.5 39.5 14.5
64.0 4 39.0 14.0
63.5 1 2 38.5 13.5
63.0 2 38.0 13.0
62.5 1 37.5 12.5
62.0 1 37.0 12.0
61.5 2 36.5 11.5
61.0 1 36.0 4 11.0
60.5 1 35.5 10.5
60.0 3 35.0 10.0
59.5 2 34.5 9.5
59.0 34.0 9.0
58.5 1 33.5 1 8.5
58.0 1 2 33.0 8.0
57.5 1 32.5 7.5
57.0 32.0 1 7.0
56.5 3 31.5 6.5
56.0 1 31.0 6.0
55.5 30.5 1 5.5
55.0 1 1 30.0 5.0
54.5 1 29.5 1 4.5
54.0 2 1 29.0 1 4.0
53.5 1 28.5 3.5
53.0 1 28.0 3.0
52.5 1 27.5 2.5
52.0 2 27.0 2.0
51.5 26.5 1 1.5
51.0 26.0 1.0
50.5 1 1 25.5 .5
0.0 0 0
American Mathematics Competitions
2006 AMC 12 B Results for Nevada
SCORE DISTRIBUTION
score -----------grade-----------
6 7 8 9 10 11 12 13 unknown
---------------------------
139.5 1
133.5 1
125.5 1
115.0 1
112.5 1
111.5 2
110.0 1
108.0 2
106.0 1
105.5 1 3
104.5 2 2
103.0 1 1
102.0 2
101.0 2 2 3
99.5 2
98.5 3 1
97.0 1 1
96.0 1 3
95.0 3 1
94.5 1
93.5 1 3
92.5 2
91.5 1 3 2
91.0 1
90.5 1 1
90.0 2
89.5 1
89.0 2 5
88.5 1
88.0 1
87.5 3 1
87.0 2 1
86.5 1 2 5
86.0 1
85.5 2 2
84.5 1 2 2
84.0 1 2
83.0 1 7 4
82.0 1 3
81.5 1 1
81.0 2
80.5 1 2 2
80.0 1
79.5 2 2
79.0 1 1
78.5 1
78.0 3 2 2
77.5 1
77.0 1 1 4
76.5 1 2
76.0 1
75.5 2 1
75.0 2
74.5 1 2
74.0 1 1
73.5 2 1
73.0 1
72.5 1 1
72.0 1 7
71.5 1 2
71.0 1 1
70.5 1
70.0 1
69.5 1
69.0 1
68.5 1 7
68.0 2
67.5 5 1
67.0 1
66.5 2
66.0 3 1
65.5 2
65.0 3 2
64.0 1 3
63.5 2 1
63.0 2
62.5 1
62.0 1
61.5 1 1
61.0 1
60.5 1
60.0 2 1
59.5 2
59.0 1 1
58.5 1
58.0 2 1
57.5 1
56.5 3
56.0 1
55.0 1 1
54.5 1
54.0 2 1
53.5 1
53.0 1
52.5 1
52.0 2
50.5 1 1
50.0 2
49.0 1 2
48.0 4
47.5 2
47.0 1
46.5 1 1
46.0 1
45.5 1 1
44.0 1 1
43.0 1
42.0 1 2
41.0 2
40.5 1
36.0 3 1
33.5 1
32.0 1
30.5 1
29.5 1
29.0 1
26.5 1
18.0 1
American Mathematics Competitions
2006 AMC 12 B Results for Nevada
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 0.71 0.57 6.53* 1.68 0.27 0.20 0.03
2 5.49* 1.31 0.10 0.20 0.37 2.53 0.00
3 8.05* 0.44 0.00 1.04 0.20 0.24 0.03
4 9.02* 0.57 0.03 0.27 0.00 0.10 0.00
5 5.89* 1.28 0.57 0.27 0.17 1.82 0.00
6 0.03 7.51* 0.20 0.24 1.04 0.98 0.00
7 0.74 7.27* 0.64 0.67 0.30 0.37 0.00
8 0.37 0.37 0.37 0.94 5.29* 2.66 0.00
9 0.47 3.00* 0.47 0.54 0.61 4.88 0.03
10 1.95* 0.47 1.68 0.20 2.73 2.96 0.00
11 0.94 0.20 2.29 0.94 3.47* 2.15 0.00
12 0.64 0.61 0.30 0.61* 0.61 7.24 0.00
13 0.71 0.91 1.92* 0.30 0.57 5.59 0.00
14 0.71 0.57 2.56 1.28* 0.17 4.71 0.00
15 0.51 1.62* 0.94 0.57 0.20 6.16 0.00
16 0.17 0.27 0.77* 0.24 0.20 8.35 0.00
17 0.30 0.34 0.98* 2.09 0.47 5.82 0.00
18 0.74 0.77* 1.04 0.47 0.17 6.80 0.00
19 0.17 1.92* 0.40 1.48 0.40 5.62 0.00
20 0.24 0.27 0.20* 0.24 0.64 8.42 0.00
21 0.34 0.44 0.20* 0.13 0.17 8.72 0.00
22 0.30 0.51* 0.34 0.17 0.17 8.52 0.00
23 0.24 0.54 0.67 0.17 0.07* 8.32 0.00
24 0.07 0.20 0.40* 0.30 0.24 8.79 0.00
25 0.17 0.37* 0.37 0.54 0.10 8.45 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked in the same column
