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Missing Title
American Mathematics Competitions
2006 AMC 10 A Results for New Jersery
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 1979
Number of unofficial participants: 8
Average score of participants: 79.7
Average score for female students is: 75.6 ( 829 Students)
Average score for male students is: 83.1 ( 1049 Students)
Average score for unspecified gender is 77.8 ( 101 Students)
Average score for grade 10 is: 81.5 ( 1081 Students)
Average score for grade 9 is: 77.2 ( 811 Students)
Average score for grade 8 and below is: 84.6 ( 60 Students)
Average score with unknown grade: 73.1 ( 27 Students)
AIME qualifying score = 120.0 or better
Number of AIME qualifers 63
Number of schools returning results 68
Average school winning score 112.38
American Mathematics Competitions
2006 AMC 12 A Results for New Jersery
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 2708
Number of unofficial participants: 23
Average score of participants: 88.9
Average score for female students is: 85.4 ( 1070 Students)
Average score for male students is: 91.8 ( 1525 Students)
Average score for unspecified gender is 83.4 ( 113 Students)
Average score for grade 13 is: 90.1 ( 10 Students)
Average score for grade 12 is: 91.8 ( 1082 Students)
Average score for grade 11 is: 86.7 ( 1280 Students)
Average score for grade 10 is: 89.5 ( 238 Students)
Average score for grade 9 is: 84.4 ( 68 Students)
Average score for grade 8 and below is: 116.8 ( 2 Students)
Average score with unknown grade: 82.6 ( 28 Students)
AIME qualifying score = 100.0 or better
Number of AIME qualifers 825
Number of schools returning results 85
Average school winning score 115.34
Average school team score 318.49
American Mathematics Competitions
2006 AMC 10 B Results for New Jersery
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 1590
Number of unofficial participants: 0
Average score of participants: 71.6
Average score for female students is: 68.1 ( 713 Students)
Average score for male students is: 74.7 ( 773 Students)
Average score for unspecified gender is 72.2 ( 104 Students)
Average score for grade 10 is: 74.2 ( 839 Students)
Average score for grade 9 is: 68.1 ( 689 Students)
Average score for grade 8 and below is: 75.2 ( 26 Students)
Average score with unknown grade: 75.3 ( 36 Students)
AIME qualifying score = 120.0 or better
Number of AIME qualifers 30
Number of schools returning results 57
Average school winning score 106.63
American Mathematics Competitions
2006 AMC 12 B Results for New Jersery
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 2338
Number of unofficial participants: 0
Average score of participants: 89.8
Average score for female students is: 85.3 ( 908 Students)
Average score for male students is: 92.9 ( 1337 Students)
Average score for unspecified gender is 88.2 ( 93 Students)
Average score for grade 13 is: 105.7 ( 3 Students)
Average score for grade 12 is: 90.2 ( 907 Students)
Average score for grade 11 is: 88.6 ( 1073 Students)
Average score for grade 10 is: 93.6 ( 195 Students)
Average score for grade 9 is: 90.5 ( 119 Students)
Average score for grade 8 and below is: 87.9 ( 4 Students)
Average score with unknown grade: 89.0 ( 37 Students)
AIME qualifying score = 100.0 or better
Number of AIME qualifers 667
Number of schools returning results 76
Average school winning score 113.22
Average school team score 321.29
2006 State AMC 12 TEAM Score Distribution
-----------------------------------------------
score A B Rank
-----------------------------------------------
427.5 1 1
415.0 1 2
400.5 1 3
398.5 1 4
389.0 1 5
381.0 1 6
379.5 1 7
378.5 1 8
376.5 1 9
376.0 1 10
370.5 2 2 11
369.5 1 15
368.0 1 2 16
365.5 2 1 19
363.5 1 1 22
363.0 1 24
361.0 1 25
360.0 1 26
358.5 1 27
357.5 1 28
356.0 1 29
355.5 1 30
355.0 2 31
353.0 2 33
352.0 2 35
350.5 1 1 37
349.5 2 39
349.0 2 41
348.5 1 43
348.0 1 1 44
347.0 2 1 46
345.5 1 1 49
344.5 1 51
343.5 2 52
342.5 1 54
342.0 1 55
341.5 2 56
341.0 2 1 58
340.5 1 61
340.0 1 62
339.5 1 63
338.5 1 64
337.5 2 2 65
336.0 1 69
335.5 1 70
335.0 1 1 71
334.0 1 73
331.5 1 74
331.0 1 1 75
330.5 1 77
329.5 3 78
328.5 1 81
328.0 1 82
327.0 3 1 83
326.5 1 87
326.0 2 3 88
324.5 1 93
324.0 2 94
323.5 1 96
322.5 2 97
321.5 1 99
321.0 1 100
320.0 1 1 101
319.5 1 103
318.5 1 104
316.5 1 105
315.5 1 106
315.0 1 107
314.5 1 1 108
312.5 1 110
312.0 3 1 111
311.5 1 115
311.0 1 116
310.0 2 117
309.0 1 1 119
308.0 2 121
307.0 2 1 123
305.0 1 2 126
303.5 1 129
301.0 1 130
299.5 1 131
294.0 2 132
293.5 1 134
292.5 1 1 135
292.0 1 137
291.0 2 138
289.0 1 140
288.0 1 141
283.0 1 142
281.5 1 143
280.5 1 144
279.5 1 145
274.0 1 146
273.0 1 147
269.5 1 148
263.5 1 149
253.0 1 150
242.5 1 151
221.5 1 152
194.5 1 153
192.5 1 154
158.5 1 155
133.5 1 156
120.0 1 157
115.0 1 158
109.0 1 159
87.5 1 160
79.5 1 161
2006 AMC Contest Score Distributions
-----------------------------------------------
score 12 A 12 B 10 A 10 B
-----------------------------------------------
150.0 2 1
144.0 1 1
143.0 1 1
140.5 2
139.5 2 1
138.0 1
137.0 3 3
136.0 1 1 2
134.5 2 1
133.5 3 3 3 2
132.5 4 6 1
132.0 1
131.0 1 2 1
130.0 2 5 4 3
129.0 2 2 2
128.5 2
127.5 1 1 5 1
126.5 2 4 4 4
126.0 1 1
125.5 5 7 1 1
125.0 1 2
124.0 4 1
123.0 8 12 6 3
122.5 2
122.0 12 7 3 3
121.5 4 1
120.5 3 3 3
120.0 1 1
119.5 9 8 4 1
119.0 1 1
118.5 44 13 1
118.0 1 2 2
117.0 10 11 7 2
116.0 33 21 10 7
115.5 2 2 3
115.0 26 22 2 1
114.5 1 7 3 1
114.0 2 1 2
113.5 23 5 11 9
113.0 3
112.5 78 31 2 2
112.0 2 12
111.5 20 34 3 2
111.0 2 3 5 2
110.5 1 2
110.0 34 12 12 8
109.5 2
109.0 63 39 11 5
108.5 2 5 7 6
108.0 35 44 4 3
107.5 21 9 11 5
107.0 3 1
106.5 69 21 10 5
106.0 4 4
105.5 34 41 4 5
105.0 7 1 10 8
104.5 13 57 5 1
104.0 43 11 14 8
103.5 3
103.0 69 36 5 8
102.5 4 5 6 4
102.0 35 62 5 2
101.5 24 15 15 4
101.0 24 78 3 3
100.5 47 17 13 9
100.0 2 1 8 3
99.5 69 42 14 8
99.0 4 3 14 8
98.5 25 60 5 3
98.0 33 7 32 17
97.5 2 9 9
97.0 41 27 11 15
96.5 2 7 5
96.0 48 73 14 7
95.5 17 7 19 10
95.0 41 91 9 2
94.5 53 14 24 9
94.0 5 11 6 5
93.5 45 44 17 9
93.0 4 3 12 6
92.5 36 51 10 8
92.0 25 17 20 10
91.5 6 27 13 8
91.0 46 22 16 13
90.5 6 11 10 3
90.0 44 51 21 11
89.5 16 3 20 7
89.0 36 78 19 11
88.5 36 18 25 9
88.0 4 14 5 5
87.5 48 38 21 12
87.0 9 5 10 10
86.5 26 51 25 15
86.0 25 12 22 15
85.5 10 30 19 3
85.0 46 25 28 15
84.5 7 11 12 15
84.0 48 40 29 20
83.5 21 8 15 9
83.0 40 54 22 10
82.5 28 12 25 14
82.0 13 11 13 5
81.5 33 24 23 9
81.0 10 12 12 9
80.5 28 33 25 15
80.0 29 18 25 15
79.5 20 25 14 12
79.0 41 15 22 14
78.5 10 18 14 13
78.0 41 26 24 24
77.5 20 7 16 9
77.0 34 36 22 14
76.5 21 16 15 19
76.0 12 13 15 7
75.5 33 20 23 8
75.0 7 18 13 6
74.5 22 27 28 17
74.0 22 9 18 13
73.5 15 17 17 14
73.0 20 14 21 18
72.5 5 7 18 9
72.0 24 21 30 18
71.5 10 7 13 11
71.0 19 21 22 13
70.5 14 5 23 10
70.0 14 10 11 14
69.5 19 16 15 17
69.0 9 9 17 8
68.5 23 12 16 20
68.0 19 6 26 9
67.5 10 4 11 19
67.0 11 9 23 22
66.5 10 9 21 15
66.0 27 17 32 22
65.5 4 6 12 17
65.0 7 7 14 24
64.5 14 4 17 21
64.0 10 4 9 18
63.5 18 6 20 8
63.0 7 7 15 12
62.5 9 8 20 12
62.0 5 7 15 20
61.5 5 9 24 20
61.0 5 7 11 16
60.5 6 6 6 16
60.0 14 8 20 21
59.5 6 2 13 10
59.0 7 3 8 18
58.5 4 6 8 13
58.0 2 6 5 13
57.5 6 3 9 13
57.0 7 2 12 11
56.5 18 1 9 9
56.0 4 6 11 10
55.5 3 1 5 13
55.0 8 3 7 6
54.5 3 6 15
54.0 15 13 19 21
53.5 5 4 10 9
53.0 5 7 6 10
52.5 3 2 10 6
52.0 7 5 5 14
51.5 4 4 2 10
51.0 6 1 7 12
50.5 3 3 4 15
50.0 4 1 6 4
49.5 1 4 4 4
49.0 2 9
48.5 2 4 5
48.0 12 12 16 20
47.5 2 1 5 5
47.0 3 1 7 13
46.5 2 5 6
46.0 3 12
45.5 3 4
45.0 6 4
44.5 3 1 5
44.0 1 5 6
43.5 2 4 9
43.0 1 3 3 6
42.5 2 1 4 4
42.0 10 2 9 8
41.5 1 1 4 4
41.0 1 1 6
40.5 1 2
40.0 1 2 3
39.5 1 2
39.0 1 4 8
38.5 2 7
38.0 1 2
37.5 1 4 3
37.0 1
36.5 1 6 5
36.0 5 1 11 8
35.5 1 1 5
35.0 2 2 2
34.5 3
34.0 3
33.5 2
33.0 2
32.5 1 1
32.0 2 1
31.5 2 1
31.0 1
30.5 1 1
30.0 3 5 10
29.0 1
28.5 2
27.0 2
26.5 1
24.0 1 1 1 8
23.5 1
23.0 3
21.0 3
20.5 1
19.5 1
18.5 1
18.0 1 1 1
12.5 1
12.0 1
American Mathematics Competitions
2006 AMC 10 A Results for New Jersery
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 1 125.0 2 100.0 5 3
149.5 124.5 99.5 7 6
149.0 124.0 1 3 99.0 10 4
148.5 123.5 98.5 3 2
148.0 123.0 4 1 98.0 21 8
147.5 122.5 2 97.5 5 4
147.0 122.0 1 1 97.0 10 1
146.5 121.5 3 96.5 6
146.0 121.0 96.0 8 4
145.5 120.5 1 1 95.5 14 4
145.0 120.0 1 95.0 7 2
144.5 119.5 3 1 94.5 13 10
144.0 1 119.0 1 94.0 5 1
143.5 118.5 1 93.5 7 9
143.0 1 118.0 1 1 93.0 6 6
142.5 117.5 92.5 6 2
142.0 117.0 6 92.0 16 3
141.5 116.5 91.5 6 5
141.0 116.0 7 2 91.0 11 5
140.5 1 1 115.5 2 1 90.5 4 5
140.0 115.0 2 90.0 14 6
139.5 114.5 2 1 89.5 14 6
139.0 114.0 2 89.0 12 7
138.5 113.5 8 3 88.5 13 8
138.0 113.0 3 88.0 1 4
137.5 112.5 1 1 87.5 14 6
137.0 3 112.0 9 3 87.0 3 7
136.5 111.5 1 2 86.5 11 12
136.0 1 1 111.0 1 4 86.0 12 10
135.5 110.5 1 1 85.5 8 10
135.0 110.0 9 3 85.0 13 13
134.5 2 109.5 1 84.5 6 5
134.0 109.0 6 3 84.0 17 11
133.5 3 108.5 6 1 83.5 6 7
133.0 108.0 4 83.0 11 11
132.5 1 107.5 8 3 82.5 9 14
132.0 1 107.0 3 82.0 7 6
131.5 106.5 6 3 81.5 13 10
131.0 2 106.0 4 81.0 9 3
130.5 105.5 2 2 80.5 15 9
130.0 4 105.0 6 4 80.0 11 11
129.5 104.5 3 2 79.5 3 11
129.0 2 104.0 9 5 79.0 15 6
128.5 2 103.5 2 1 78.5 7 6
128.0 103.0 3 2 78.0 15 7
127.5 4 1 102.5 3 3 77.5 10 6
127.0 102.0 4 1 77.0 9 13
126.5 3 1 101.5 11 4 76.5 7 7
126.0 1 101.0 2 1 76.0 5 9
125.5 1 100.5 9 4 75.5 14 9
American Mathematics Competitions
2006 AMC 10 A Results for New Jersery
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 5 7 50.0 3 3 25.0
74.5 15 12 49.5 4 24.5
74.0 9 9 49.0 2 24.0 1
73.5 3 12 48.5 2 2 23.5
73.0 10 11 48.0 8 6 23.0
72.5 11 7 47.5 2 2 22.5
72.0 11 18 47.0 4 3 22.0
71.5 7 6 46.5 1 3 21.5
71.0 8 14 46.0 1 2 21.0
70.5 8 11 45.5 20.5
70.0 7 3 45.0 2 2 20.0
69.5 5 10 44.5 19.5
69.0 8 6 44.0 2 3 19.0
68.5 4 11 43.5 1 2 18.5
68.0 15 11 43.0 1 2 18.0 1
67.5 8 3 42.5 4 17.5
67.0 12 11 42.0 4 5 17.0
66.5 12 7 41.5 3 16.5
66.0 14 14 41.0 1 16.0
65.5 4 8 40.5 1 15.5
65.0 7 6 40.0 1 1 15.0
64.5 10 7 39.5 14.5
64.0 4 3 39.0 1 3 14.0
63.5 9 10 38.5 2 13.5
63.0 4 11 38.0 1 13.0
62.5 8 10 37.5 1 2 12.5
62.0 9 4 37.0 12.0
61.5 10 12 36.5 2 4 11.5
61.0 3 6 36.0 4 6 11.0
60.5 4 2 35.5 1 10.5
60.0 10 10 35.0 1 1 10.0
59.5 6 6 34.5 9.5
59.0 3 5 34.0 9.0
58.5 4 3 33.5 8.5
58.0 3 2 33.0 8.0
57.5 4 4 32.5 1 7.5
57.0 6 6 32.0 7.0
56.5 7 2 31.5 1 1 6.5
56.0 6 4 31.0 6.0
55.5 3 2 30.5 1 5.5
55.0 3 3 30.0 1 4 5.0
54.5 5 1 29.5 4.5
54.0 10 8 29.0 4.0
53.5 1 9 28.5 3.5
53.0 3 3 28.0 3.0
52.5 6 2 27.5 2.5
52.0 2 3 27.0 2.0
51.5 2 26.5 1.5
51.0 3 4 26.0 1.0
50.5 3 1 25.5 .5
0.0 0 0
American Mathematics Competitions
2006 AMC 10 A Results for New Jersery
SCORE DISTRIBUTION
score -----------grade-----------
6 7 8 9 10 unknown
---------------------------
150.0 1
144.0 1
143.0 1
140.5 1 1
137.0 1 2
136.0 2
134.5 1 1
133.5 2 1
132.5 1
132.0 1
131.0 2
130.0 1 3
129.0 2
128.5 1 1
127.5 5
126.5 1 3
126.0 1
125.5 1
125.0 2
124.0 3 1
123.0 4 2
122.5 1 1
122.0 1 1 1
121.5 2 2
120.5 2 1
120.0 1
119.5 2 2
119.0 1
118.5 1
118.0 2
117.0 3 4
116.0 1 2 7
115.5 3
115.0 1 1
114.5 3
114.0 1 1
113.5 1 4 5 1
113.0 3
112.5 2
112.0 5 7
111.5 3
111.0 5
110.5 1 1
110.0 6 6
109.5 1 1
109.0 6 5
108.5 1 5 1
108.0 2 2
107.5 3 8
107.0 1 2
106.5 2 7 1
106.0 1 3
105.5 1 3
105.0 1 1 1 7
104.5 4 1
104.0 1 6 7
103.5 2 1
103.0 2 3
102.5 2 4
102.0 1 4
101.5 8 7
101.0 1 2
100.5 1 3 9
100.0 2 6
99.5 5 9
99.0 1 7 6
98.5 3 2
98.0 1 10 20 1
97.5 3 6
97.0 6 4 1
96.5 2 5
96.0 4 9 1
95.5 8 11
95.0 1 8
94.5 1 1 1 7 14
94.0 2 4
93.5 7 10
93.0 2 10
92.5 2 4 4
92.0 9 11
91.5 4 8 1
91.0 1 6 9
90.5 4 6
90.0 1 7 13
89.5 3 17
89.0 9 10
88.5 9 15 1
88.0 2 3
87.5 1 1 5 14
87.0 5 5
86.5 1 12 12
86.0 1 10 11
85.5 8 11
85.0 2 8 18
84.5 5 7
84.0 8 21
83.5 7 8
83.0 1 10 10 1
82.5 9 15 1
82.0 5 8
81.5 2 7 14
81.0 1 1 7 3
80.5 1 8 16
80.0 11 14
79.5 5 9
79.0 1 10 11
78.5 2 6 6
78.0 1 7 15 1
77.5 1 1 7 7
77.0 1 10 11
76.5 1 9 5
76.0 2 7 6
75.5 1 6 16
75.0 3 10
74.5 12 16
74.0 8 10
73.5 8 9
73.0 2 7 12
72.5 3 15
72.0 13 17
71.5 9 4
71.0 14 8
70.5 14 8 1
70.0 8 3
69.5 8 7
69.0 1 7 8 1
68.5 4 11 1
68.0 9 17
67.5 1 5 5
67.0 7 16
66.5 9 12
66.0 1 17 11 3
65.5 1 1 10
65.0 5 9
64.5 9 8
64.0 5 4
63.5 1 7 11 1
63.0 1 5 9
62.5 1 6 12 1
62.0 6 7 2
61.5 12 11 1
61.0 7 4
60.5 2 4
60.0 12 8
59.5 1 7 4 1
59.0 4 4
58.5 1 4 3
58.0 1 3 1
57.5 8 1
57.0 1 6 5
56.5 4 4 1
56.0 5 6
55.5 2 3
55.0 4 3
54.5 3 3
54.0 2 9 8
53.5 6 4
53.0 2 4
52.5 7 2 1
52.0 5
51.5 1 1
51.0 1 6
50.5 1 3
50.0 5 1
49.5 2 2
49.0 1 1
48.5 2 2
48.0 1 3 11 1
47.5 3 2
47.0 4 2 1
46.5 2 3
46.0 2 1
45.0 3 1
44.0 4 1
43.5 4
43.0 2 1
42.5 3 1
42.0 5 4
41.5 2 2
41.0 1
40.5 1
40.0 2
39.0 1 3
38.5 1 1
38.0 1
37.5 2 2
36.5 5 1
36.0 8 3
35.5 1
35.0 2
32.5 1
31.5 1 1
30.5 1
30.0 4 1
24.0 1
18.0 1
American Mathematics Competitions
2006 AMC 10 A Results for New Jersery
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 9.92* 0.02 0.03 0.01 0.01 0.02 0.00
2 1.60 0.17 3.80* 0.18 1.74 2.49 0.01
3 0.08 8.65* 0.06 0.06 1.10 0.06 0.00
4 2.04 0.11 0.05 0.11 7.33* 0.36 0.00
5 0.13 0.91 1.08 7.45* 0.19 0.24 0.00
6 0.12 8.71* 0.23 0.11 0.05 0.79 0.00
7 7.32* 0.12 0.47 0.30 0.37 1.43 0.00
8 1.07 0.54 0.56 0.23 2.68* 4.93 0.00
9 1.54 1.65 5.73* 0.30 0.19 0.58 0.01
10 0.40 0.27 0.86 3.05 1.47* 3.96 0.00
11 1.75 1.48 1.96* 0.91 0.91 2.99 0.00
12 1.10 0.49 4.74* 1.06 0.31 2.31 0.00
13 0.39 1.22 0.28 5.50* 0.14 2.47 0.00
14 1.69 4.21* 0.30 1.23 0.66 1.91 0.00
15 0.97 0.52 0.48 1.64* 0.54 5.85 0.01
16 0.44 0.40 0.63 0.63* 0.80 7.10 0.01
17 2.23* 0.47 0.36 0.56 0.43 5.94 0.01
18 2.02 0.23 3.55* 0.42 0.22 3.57 0.01
19 0.56 1.86 1.04* 0.38 0.37 5.79 0.00
20 0.53 1.27 0.48 0.51 0.73* 6.48 0.01
21 0.80 0.82 0.46 0.77 1.40* 5.74 0.01
22 0.12 0.78 3.87* 3.44 0.63 1.15 0.01
23 0.59 1.82* 0.32 0.35 0.78 6.13 0.01
24 1.03 0.52* 0.51 0.28 0.40 7.26 0.00
25 2.37 0.97 0.61* 0.50 0.34 5.20 0.01
(*) 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 New Jersery
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 2 125.0 100.0 1 1
149.5 124.5 99.5 43 25
149.0 124.0 99.0 1 3
148.5 123.5 98.5 13 10
148.0 123.0 7 1 98.0 20 11
147.5 122.5 97.5 1 1
147.0 122.0 10 2 97.0 20 16
146.5 121.5 96.5
146.0 121.0 96.0 26 22
145.5 120.5 95.5 8 8
145.0 120.0 95.0 24 15
144.5 119.5 7 2 94.5 27 25
144.0 1 119.0 94.0 3 2
143.5 118.5 32 10 93.5 22 21
143.0 1 118.0 93.0 3 1
142.5 117.5 92.5 21 13
142.0 117.0 5 5 92.0 20 4
141.5 116.5 91.5 2 4
141.0 116.0 26 7 91.0 28 18
140.5 115.5 2 90.5 4 2
140.0 115.0 20 6 90.0 25 15
139.5 2 114.5 89.5 8 8
139.0 114.0 1 1 89.0 24 11
138.5 113.5 15 8 88.5 15 19
138.0 113.0 88.0 4
137.5 112.5 53 22 87.5 25 21
137.0 112.0 1 1 87.0 6 2
136.5 111.5 11 9 86.5 13 11
136.0 1 111.0 2 86.0 18 7
135.5 110.5 85.5 2 7
135.0 110.0 29 5 85.0 28 16
134.5 109.5 84.5 4 3
134.0 109.0 33 27 84.0 24 22
133.5 3 108.5 2 83.5 13 7
133.0 108.0 23 11 83.0 25 14
132.5 3 1 107.5 15 5 82.5 6 19
132.0 107.0 82.0 7 4
131.5 106.5 42 24 81.5 17 16
131.0 1 106.0 81.0 4 6
130.5 105.5 20 13 80.5 13 15
130.0 2 105.0 5 2 80.0 14 15
129.5 104.5 7 5 79.5 11 9
129.0 1 1 104.0 26 14 79.0 21 20
128.5 103.5 78.5 5 4
128.0 103.0 52 16 78.0 21 18
127.5 1 102.5 2 2 77.5 14 6
127.0 102.0 23 12 77.0 20 13
126.5 2 101.5 18 4 76.5 10 10
126.0 101.0 16 7 76.0 7 4
125.5 3 2 100.5 34 12 75.5 14 15
American Mathematics Competitions
2006 AMC 12 A Results for New Jersery
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 4 2 50.0 4 25.0
74.5 8 12 49.5 1 24.5
74.0 11 11 49.0 24.0 1
73.5 6 8 48.5 1 23.5
73.0 9 11 48.0 4 7 23.0
72.5 3 2 47.5 2 22.5
72.0 13 9 47.0 2 1 22.0
71.5 5 5 46.5 21.5
71.0 8 10 46.0 21.0
70.5 9 4 45.5 1 20.5
70.0 2 9 45.0 3 3 20.0
69.5 7 12 44.5 3 19.5
69.0 6 3 44.0 19.0
68.5 14 7 43.5 2 18.5
68.0 10 8 43.0 1 18.0
67.5 6 3 42.5 1 17.5
67.0 9 1 42.0 5 4 17.0
66.5 4 6 41.5 1 16.5
66.0 11 15 41.0 16.0
65.5 3 1 40.5 15.5
65.0 3 4 40.0 1 15.0
64.5 5 7 39.5 14.5
64.0 3 6 39.0 1 14.0
63.5 6 11 38.5 13.5
63.0 3 4 38.0 13.0
62.5 3 6 37.5 12.5
62.0 3 2 37.0 12.0
61.5 1 4 36.5 1 11.5
61.0 1 4 36.0 2 2 11.0
60.5 3 3 35.5 1 10.5
60.0 8 5 35.0 2 10.0
59.5 4 2 34.5 9.5
59.0 4 3 34.0 9.0
58.5 2 2 33.5 8.5
58.0 2 33.0 8.0
57.5 2 4 32.5 7.5
57.0 2 4 32.0 7.0
56.5 8 9 31.5 6.5
56.0 2 2 31.0 6.0
55.5 3 30.5 5.5
55.0 4 3 30.0 1 2 5.0
54.5 2 1 29.5 4.5
54.0 7 8 29.0 4.0
53.5 2 3 28.5 3.5
53.0 2 2 28.0 3.0
52.5 1 1 27.5 2.5
52.0 4 3 27.0 2.0
51.5 4 26.5 1.5
51.0 2 4 26.0 1.0
50.5 2 25.5 .5
0.0 0 0
American Mathematics Competitions
2006 AMC 12 A Results for New Jersery
SCORE DISTRIBUTION
score -----------grade-----------
6 7 8 9 10 11 12 13 unknown
---------------------------
150.0 1 1
144.0 1
143.0 1
139.5 1 1
136.0 1
133.5 3
132.5 1 3
131.0 1
130.0 2
129.0 1 1
127.5 1
126.5 2
125.5 2 2 1
123.0 1 2 5
122.0 1 2 4 5
119.5 1 4 4
118.5 3 15 25 1
117.0 1 5 4
116.0 2 5 11 15
115.5 1 1
115.0 2 14 10
114.5 1
114.0 1 1
113.5 1 1 8 12 1
112.5 10 34 34
112.0 2
111.5 1 1 3 7 8
111.0 2
110.0 2 14 18
109.0 5 25 33
108.5 2
108.0 1 3 10 21
107.5 5 16
106.5 1 7 41 20
105.5 1 4 12 17
105.0 1 5 1
104.5 5 7 1
104.0 3 3 12 24 1
103.0 2 3 25 39
102.5 2 2
102.0 6 14 15
101.5 2 10 12
101.0 1 18 5
100.5 1 4 21 21
100.0 1 1
99.5 2 5 35 27
99.0 1 1 2
98.5 1 12 11 1
98.0 1 2 9 21
97.5 2
97.0 1 3 18 19
96.0 4 23 21
95.5 1 9 7
95.0 1 3 17 18 1 1
94.5 4 28 21
94.0 1 4
93.5 2 3 24 14 2
93.0 4
92.5 2 3 12 16 2 1
92.0 2 9 14
91.5 1 3 2
91.0 2 3 19 20 1 1
90.5 3 3
90.0 3 22 18 1
89.5 1 1 8 6
89.0 1 5 15 13 1 1
88.5 3 14 18 1
88.0 1 2 1
87.5 1 4 26 17
87.0 1 4 3 1
86.5 2 14 8 2
86.0 1 2 12 10
85.5 2 4 4
85.0 1 5 23 16 1
84.5 4 3
84.0 2 24 22
83.5 2 10 7 2
83.0 2 7 14 16 1
82.5 12 16
82.0 1 7 4 1
81.5 2 3 16 12
81.0 1 6 3
80.5 4 12 11 1
80.0 17 12
79.5 3 2 9 6
79.0 3 25 13
78.5 1 7 2
78.0 2 4 22 13
77.5 10 9 1
77.0 1 7 12 14
76.5 2 5 8 6
76.0 1 6 4 1
75.5 3 3 16 11
75.0 1 4 2
74.5 2 2 7 11
74.0 13 9
73.5 1 2 10 1 1
73.0 1 2 11 6
72.5 3 2
72.0 1 2 14 7
71.5 1 4 5
71.0 1 4 10 4
70.5 1 1 9 3
70.0 2 7 5
69.5 3 8 8
69.0 1 7 1
68.5 2 3 15 3
68.0 1 13 5
67.5 1 8 1
67.0 1 7 3
66.5 2 5 3
66.0 5 13 9
65.5 1 3
65.0 1 5 1
64.5 2 8 3 1
64.0 4 5 1
63.5 3 2 9 4
63.0 1 3 3
62.5 7 2
62.0 3 2
61.5 4 1
61.0 1 3 1
60.5 1 3 2
60.0 1 9 4
59.5 2 3 1
59.0 1 2 3 1
58.5 1 2 1
58.0 1 1
57.5 5 1
57.0 5 2
56.5 1 9 7 1
56.0 1 1 1 1
55.5 1 1 1
55.0 1 4 3
54.5 2 1
54.0 12 3
53.5 4 1
53.0 1 1 3
52.5 1 1 1
52.0 1 4 2
51.5 3 1
51.0 1 5
50.5 2 1
50.0 4
49.5 1
48.5 1 1
48.0 7 5
47.5 2
47.0 1 1 1
45.5 1 1 1
45.0 5 1
44.5 2 1
43.5 1 1
43.0 1
42.5 1 1
42.0 1 2 7
41.5 1
41.0 1
40.0 1
39.0 1
36.5 1
36.0 3 2
35.5 1
35.0 1 1
30.0 2 1
24.0 1
American Mathematics Competitions
2006 AMC 12 A Results for New Jersery
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 9.97* 0.01 0.00 0.01 0.00 0.00 0.00
2 1.55 0.15 6.39* 0.08 0.59 1.23 0.00
3 0.04 9.19* 0.00 0.03 0.71 0.03 0.00
4 1.46 0.10 0.03 0.07 8.16* 0.18 0.00
5 0.09 0.59 0.66 8.25* 0.16 0.25 0.00
6 7.64* 0.09 0.41 0.22 0.27 1.38 0.00
7 0.75 6.06* 0.67 0.60 0.35 1.57 0.00
8 0.71 1.14 7.49* 0.28 0.07 0.32 0.00
9 8.62* 0.13 0.05 0.04 0.27 0.90 0.00
10 0.29 0.16 0.76 3.59 2.66* 2.54 0.00
11 1.38 1.14 3.28* 0.79 0.65 2.76 0.00
12 1.34 5.79* 0.22 0.68 0.31 1.66 0.00
13 0.36 0.14 0.21 0.10 6.61* 2.57 0.00
14 0.04 0.45 5.56* 2.19 0.34 1.42 0.00
15 4.26* 1.29 0.25 0.66 1.62 1.92 0.00
16 0.32 4.51* 0.13 0.27 0.54 4.23 0.00
17 0.34 0.64* 0.55 0.42 0.12 7.92 0.00
18 1.35 0.11 0.31 0.61 0.51* 7.11 0.00
19 0.16 0.23 0.18 0.22 0.27* 8.94 0.00
20 1.89 0.65 0.56* 0.27 0.22 6.41 0.00
21 0.11 0.13 0.34 0.19 0.26* 8.96 0.00
22 0.11 0.16 0.25 0.14* 0.12 9.23 0.00
23 0.11 0.24* 0.14 0.13 0.20 9.18 0.00
24 1.10 0.25 0.24 0.31* 0.11 7.98 0.00
25 0.15 0.20 0.22 0.19 0.14* 9.10 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 New Jersery
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 125.0 100.0 2 1
149.5 124.5 99.5 5 2
149.0 124.0 1 99.0 4 4
148.5 123.5 98.5 2 1
148.0 123.0 2 1 98.0 11 3
147.5 122.5 97.5
147.0 122.0 2 1 97.0 9 5
146.5 121.5 1 96.5 2
146.0 121.0 96.0 4 3
145.5 120.5 2 1 95.5 5 5
145.0 120.0 95.0 2
144.5 119.5 1 94.5 6 1
144.0 119.0 1 94.0 1 3
143.5 118.5 93.5 5 3
143.0 118.0 1 1 93.0 5 1
142.5 117.5 92.5 4 4
142.0 117.0 2 92.0 6 3
141.5 116.5 91.5 6 2
141.0 116.0 5 2 91.0 8 3
140.5 115.5 90.5 3
140.0 115.0 90.0 6 5
139.5 1 114.5 1 89.5 5 2
139.0 114.0 89.0 5 5
138.5 113.5 5 4 88.5 6 3
138.0 1 113.0 88.0 2 3
137.5 112.5 1 1 87.5 5 7
137.0 2 1 112.0 87.0 6 3
136.5 111.5 1 1 86.5 3 12
136.0 111.0 1 86.0 8 6
135.5 110.5 85.5 2 1
135.0 110.0 6 2 85.0 6 8
134.5 1 109.5 84.5 8 6
134.0 109.0 3 2 84.0 13 7
133.5 2 108.5 2 3 83.5 7 2
133.0 108.0 1 2 83.0 6 4
132.5 107.5 2 1 82.5 6 8
132.0 107.0 1 82.0 2 2
131.5 106.5 3 2 81.5 6 3
131.0 1 106.0 3 1 81.0 4 5
130.5 105.5 3 1 80.5 9 6
130.0 2 1 105.0 8 80.0 9 6
129.5 104.5 1 79.5 6 6
129.0 104.0 5 2 79.0 7 7
128.5 103.5 78.5 4 8
128.0 103.0 3 3 78.0 12 10
127.5 1 102.5 2 1 77.5 5 4
127.0 102.0 2 77.0 5 5
126.5 3 1 101.5 3 1 76.5 9 7
126.0 1 101.0 3 76.0 2 4
125.5 1 100.5 6 3 75.5 5 2
American Mathematics Competitions
2006 AMC 10 B Results for New Jersery
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 2 4 50.0 1 3 25.0
74.5 9 8 49.5 3 1 24.5
74.0 6 6 49.0 2 7 24.0 7
73.5 8 5 48.5 3 1 23.5 1
73.0 11 6 48.0 9 8 23.0 1 2
72.5 4 4 47.5 1 4 22.5
72.0 10 5 47.0 4 8 22.0
71.5 9 2 46.5 1 5 21.5
71.0 5 8 46.0 5 6 21.0 2 1
70.5 4 6 45.5 1 3 20.5 1
70.0 8 5 45.0 20.0
69.5 3 10 44.5 2 3 19.5 1
69.0 3 5 44.0 2 3 19.0
68.5 11 7 43.5 2 7 18.5 1
68.0 4 4 43.0 3 3 18.0 1
67.5 8 7 42.5 3 1 17.5
67.0 10 11 42.0 3 5 17.0
66.5 9 6 41.5 1 3 16.5
66.0 7 13 41.0 4 2 16.0
65.5 11 5 40.5 1 1 15.5
65.0 9 14 40.0 2 1 15.0
64.5 9 11 39.5 2 14.5
64.0 8 10 39.0 4 4 14.0
63.5 2 5 38.5 4 2 13.5
63.0 3 9 38.0 2 13.0
62.5 10 2 37.5 3 12.5 1
62.0 12 8 37.0 1 12.0 1
61.5 12 7 36.5 3 2 11.5
61.0 6 10 36.0 2 6 11.0
60.5 6 7 35.5 2 3 10.5
60.0 2 18 35.0 2 10.0
59.5 4 6 34.5 2 9.5
59.0 7 11 34.0 1 2 9.0
58.5 7 6 33.5 1 1 8.5
58.0 4 8 33.0 2 8.0
57.5 4 8 32.5 1 7.5
57.0 4 5 32.0 1 7.0
56.5 6 2 31.5 1 6.5
56.0 4 5 31.0 1 6.0
55.5 4 6 30.5 1 5.5
55.0 3 2 30.0 5 5 5.0
54.5 5 9 29.5 4.5
54.0 12 8 29.0 1 4.0
53.5 3 5 28.5 1 1 3.5
53.0 3 7 28.0 3.0
52.5 3 3 27.5 2.5
52.0 8 4 27.0 1 2.0
51.5 7 3 26.5 1 1.5
51.0 5 6 26.0 1.0
50.5 6 6 25.5 .5
0.0 0 0
American Mathematics Competitions
2006 AMC 10 B Results for New Jersery
SCORE DISTRIBUTION
score -----------grade-----------
6 7 8 9 10 unknown
---------------------------
139.5 1
138.0 1
137.0 1 2
134.5 1
133.5 2
131.0 1
130.0 3
127.5 1
126.5 1 3
126.0 1
125.5 1
124.0 1
123.0 1 2
122.0 1 2
121.5 1
120.5 1 2
119.5 1
119.0 1
118.0 2
117.0 2
116.0 3 4
115.0 1
114.5 1
113.5 1 8
112.5 1 1
111.5 2
111.0 1 1
110.0 1 2 5
109.0 1 4
108.5 2 4
108.0 1 2
107.5 4 1
107.0 1
106.5 1 4
106.0 2 2
105.5 1 4
105.0 4 4
104.5 1
104.0 4 3 1
103.0 2 5 1
102.5 3 1
102.0 1 1
101.5 2 2
101.0 1 2
100.5 2 7
100.0 1 2
99.5 1 4 3
99.0 3 5
98.5 3
98.0 5 11 1
97.0 6 8 1
96.5 1 1 3
96.0 2 5
95.5 1 4 5
95.0 2
94.5 2 6 1
94.0 2 2 1
93.5 2 4 3
93.0 2 4
92.5 1 6 1
92.0 5 5
91.5 5 3
91.0 4 7 2
90.5 1 2
90.0 5 6
89.5 3 4
89.0 6 5
88.5 1 4 4
88.0 2 3
87.5 1 4 7
87.0 4 6
86.5 8 7
86.0 1 8 6
85.5 3
85.0 5 10
84.5 5 9 1
84.0 9 11
83.5 3 6
83.0 8 2
82.5 1 6 7
82.0 1 4
81.5 4 4 1
81.0 9
80.5 5 10
80.0 8 6 1
79.5 5 7
79.0 3 11
78.5 5 7 1
78.0 1 7 15 1
77.5 5 4
77.0 7 6 1
76.5 8 9 2
76.0 1 5 1
75.5 2 6
75.0 3 3
74.5 1 5 11
74.0 3 10
73.5 8 6
73.0 8 10
72.5 4 5
72.0 7 11
71.5 5 6
71.0 5 8
70.5 1 3 6
70.0 7 6 1
69.5 1 7 7 2
69.0 1 4 3
68.5 7 13
68.0 3 6
67.5 11 6 2
67.0 11 11
66.5 7 8
66.0 12 10
65.5 9 8
65.0 1 5 17 1
64.5 12 9
64.0 10 8
63.5 1 6 1
63.0 1 6 5
62.5 3 9
62.0 1 9 10
61.5 7 13
61.0 10 6
60.5 9 6 1
60.0 13 8
59.5 5 5
59.0 1 8 9
58.5 7 6
58.0 1 9 3
57.5 6 7
57.0 4 6 1
56.5 1 3 5
56.0 5 4 1
55.5 9 4
55.0 2 4
54.5 9 6
54.0 8 13
53.5 3 6
53.0 1 5 4
52.5 3 3
52.0 9 5
51.5 7 3
51.0 5 7
50.5 6 8 1
50.0 4
49.5 1 3
49.0 6 3
48.5 3 2
48.0 12 6 2
47.5 4 1
47.0 7 6
46.5 5 1
46.0 5 7
45.5 4
44.5 1 4
44.0 3 3
43.5 4 5
43.0 5 1
42.5 1 3
42.0 6 2
41.5 1 3
41.0 4 2
40.5 2
40.0 2 1
39.5 2
39.0 3 5
38.5 4 3
38.0 1 1
37.5 2 1
37.0 1
36.5 2 3
36.0 1 3 4
35.5 3 2
35.0 2
34.5 1 2
34.0 1 1 1
33.5 2
33.0 1 1
32.5 1
32.0 1
31.5 1
31.0 1
30.5 1
30.0 4 5 1
29.0 1
28.5 1 1
27.0 1 1
26.5 1
24.0 4 3 1
23.5 1
23.0 1 2
21.0 1 2
20.5 1
19.5 1
18.5 1
18.0 1
12.5 1
12.0 1
American Mathematics Competitions
2006 AMC 10 B Results for New Jersery
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 0.72 0.43 6.30* 1.44 0.76 0.35 0.00
2 6.86* 0.45 0.14 0.19 0.35 2.01 0.00
3 8.43* 0.19 0.04 0.89 0.33 0.12 0.01
4 1.44 1.47 0.34 3.93* 1.96 0.86 0.00
5 0.61 5.29* 2.25 0.48 0.17 1.21 0.00
6 0.35 0.29 2.92 4.18* 0.49 1.77 0.00
7 2.89* 1.81 1.09 0.85 1.09 2.26 0.01
8 1.72 1.51* 0.33 1.48 0.79 4.18 0.00
9 0.11 8.10* 0.14 0.08 0.88 0.69 0.00
10 3.47* 0.63 1.26 0.16 2.52 1.96 0.00
11 0.37 0.40 3.25* 0.70 0.37 4.90 0.00
12 0.28 0.36 0.30 0.43 5.34* 3.30 0.00
13 0.87 0.16 2.04 0.92 3.09* 2.90 0.01
14 0.29 0.22 0.46 1.33* 0.10 7.60 0.00
15 0.97 0.59 1.75* 0.30 0.40 5.99 0.00
16 2.23 0.59 1.99 0.92 2.01* 2.26 0.00
17 2.42 1.24 1.45 2.92* 0.16 1.82 0.00
18 0.59 0.43 1.36 0.58 1.11* 5.91 0.00
19 0.43* 0.52 0.38 0.26 0.32 8.09 0.00
20 0.53 0.50 0.45 0.57 1.24* 6.72 0.00
21 0.80 0.34 1.10* 1.97 0.74 5.05 0.00
22 0.33 0.60 2.21 1.19* 0.16 5.51 0.00
23 0.26 0.75 0.40 0.37* 0.33 7.89 0.01
24 0.24 1.40* 0.74 0.41 0.34 6.87 0.00
25 0.23 2.28* 0.28 2.16 0.33 4.72 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 New Jersery
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
150.0 125.0 1 100.0 1
149.5 124.5 99.5 30 9
149.0 124.0 99.0 3
148.5 123.5 98.5 36 23
148.0 123.0 9 3 98.0 5 2
147.5 122.5 97.5 4 5
147.0 122.0 5 2 97.0 16 9
146.5 121.5 96.5 2
146.0 121.0 96.0 46 24
145.5 120.5 2 1 95.5 4 2
145.0 120.0 1 95.0 58 31
144.5 119.5 8 94.5 5 9
144.0 119.0 94.0 5 5
143.5 118.5 8 4 93.5 25 17
143.0 118.0 1 93.0 1 2
142.5 117.5 92.5 31 17
142.0 117.0 10 1 92.0 13 4
141.5 116.5 91.5 12 15
141.0 116.0 16 4 91.0 13 9
140.5 115.5 2 90.5 4 7
140.0 115.0 15 7 90.0 26 23
139.5 114.5 6 1 89.5 3
139.0 114.0 1 89.0 43 31
138.5 113.5 4 1 88.5 15 3
138.0 113.0 88.0 6 7
137.5 112.5 24 6 87.5 19 18
137.0 112.0 87.0 2 3
136.5 111.5 25 9 86.5 27 23
136.0 1 111.0 3 86.0 6 6
135.5 110.5 1 85.5 20 9
135.0 110.0 11 1 85.0 16 9
134.5 109.5 84.5 3 6
134.0 109.0 29 8 84.0 21 17
133.5 3 108.5 5 83.5 6 1
133.0 108.0 30 14 83.0 31 22
132.5 6 107.5 5 3 82.5 6 6
132.0 107.0 82.0 4 6
131.5 106.5 18 2 81.5 10 12
131.0 106.0 81.0 5 3
130.5 105.5 28 12 80.5 17 16
130.0 4 105.0 1 80.0 7 11
129.5 104.5 39 15 79.5 11 13
129.0 1 1 104.0 8 1 79.0 5 5
128.5 103.5 78.5 9 8
128.0 103.0 21 14 78.0 13 12
127.5 1 102.5 4 1 77.5 3 4
127.0 102.0 41 18 77.0 13 23
126.5 4 101.5 11 1 76.5 9 7
126.0 101.0 54 20 76.0 6 6
125.5 1 6 100.5 13 4 75.5 7 13
American Mathematics Competitions
2006 AMC 12 B Results for New Jersery
SCORE DISTRIBUTION
GENDER
Score # Students Score # Students Score # Students
male female male female male female
75.0 7 10 50.0 1 25.0
74.5 12 12 49.5 3 1 24.5
74.0 6 3 49.0 24.0 1
73.5 5 11 48.5 23.5
73.0 5 9 48.0 8 2 23.0
72.5 5 2 47.5 1 22.5
72.0 13 8 47.0 1 22.0
71.5 4 2 46.5 2 21.5
71.0 6 14 46.0 21.0
70.5 4 45.5 20.5
70.0 7 3 45.0 20.0
69.5 4 12 44.5 1 19.5
69.0 2 7 44.0 19.0
68.5 4 7 43.5 18.5
68.0 3 3 43.0 1 2 18.0 1
67.5 1 2 42.5 1 17.5
67.0 5 4 42.0 2 17.0
66.5 5 4 41.5 1 16.5
66.0 5 12 41.0 16.0
65.5 2 3 40.5 15.5
65.0 4 3 40.0 15.0
64.5 4 39.5 1 14.5
64.0 2 2 39.0 14.0
63.5 2 4 38.5 13.5
63.0 2 5 38.0 13.0
62.5 1 6 37.5 1 12.5
62.0 3 4 37.0 12.0
61.5 4 5 36.5 11.5
61.0 1 5 36.0 1 11.0
60.5 1 5 35.5 10.5
60.0 3 5 35.0 10.0
59.5 2 34.5 9.5
59.0 3 34.0 9.0
58.5 5 1 33.5 8.5
58.0 3 2 33.0 8.0
57.5 1 2 32.5 7.5
57.0 2 32.0 1 1 7.0
56.5 1 31.5 6.5
56.0 2 4 31.0 6.0
55.5 1 30.5 5.5
55.0 2 1 30.0 5.0
54.5 29.5 4.5
54.0 5 8 29.0 4.0
53.5 2 2 28.5 3.5
53.0 2 4 28.0 3.0
52.5 2 27.5 2.5
52.0 2 3 27.0 2.0
51.5 3 1 26.5 1.5
51.0 1 26.0 1.0
50.5 2 1 25.5 .5
0.0 0 0
American Mathematics Competitions
2006 AMC 12 B Results for New Jersery
SCORE DISTRIBUTION
score -----------grade-----------
6 7 8 9 10 11 12 13 unknown
---------------------------
136.0 1
133.5 1 2
132.5 1 4 1
130.0 1 2 2
129.0 2
127.5 1
126.5 3 1
125.5 2 2 3
125.0 1
123.0 1 1 3 6 1
122.0 1 4 2
120.5 3
120.0 1
119.5 1 5 1 1
118.5 1 1 7 4
118.0 1
117.0 1 7 3
116.0 1 8 11 1
115.5 1 1
115.0 2 3 7 10
114.5 1 2 4
114.0 1
113.5 1 2 2
112.5 5 7 12 7
111.5 3 2 16 13
111.0 1 2
110.5 1
110.0 1 4 7
109.0 1 4 4 18 10 2
108.5 4 1
108.0 1 3 9 14 17
107.5 1 1 4 3
106.5 3 8 10
105.5 2 4 19 15 1
105.0 1
104.5 7 3 26 20 1
104.0 1 2 7 1
103.0 3 16 16 1
102.5 2 1 1 1
102.0 4 4 26 27 1
101.5 1 6 7 1
101.0 5 11 21 40 1
100.5 3 9 5
100.0 1
99.5 2 6 19 13 2
99.0 3
98.5 3 4 26 26 1
98.0 1 1 5
97.5 6 3
97.0 2 2 16 7
96.5 1 1
96.0 4 7 29 31 2
95.5 5 2
95.0 7 10 38 35 1
94.5 1 11 2
94.0 1 6 3 1
93.5 2 7 22 13
93.0 1 2
92.5 4 26 20 1
92.0 1 1 8 7
91.5 1 1 15 10
91.0 1 12 9
90.5 1 10
90.0 1 3 22 24 1
89.5 2 1
89.0 4 6 39 28 1
88.5 1 9 8
88.0 1 1 7 4 1
87.5 1 2 20 14 1
87.0 5
86.5 1 4 3 30 13
86.0 1 3 3 5
85.5 3 5 10 12
85.0 2 12 11
84.5 9 1 1
84.0 2 21 15 2
83.5 4 4
83.0 8 5 18 22 1
82.5 1 2 5 4
82.0 1 4 6
81.5 2 2 12 8
81.0 1 3 5 3
80.5 1 18 14
80.0 1 5 3 9
79.5 1 18 6
79.0 2 5 8
78.5 1 10 6 1
78.0 3 12 11
77.5 2 5
77.0 2 20 14
76.5 1 12 3
76.0 1 2 4 6
75.5 1 10 9
75.0 1 1 9 7
74.5 1 1 15 10
74.0 3 4 2
73.5 3 7 7
73.0 1 9 4
72.5 4 3
72.0 1 17 3
71.5 1 4 2
71.0 2 1 8 9 1
70.5 4 1
70.0 6 4
69.5 2 7 7
69.0 1 1 3 4
68.5 1 1 6 3 1
68.0 1 3 2
67.5 3 1
67.0 1 1 3 3 1
66.5 6 3
66.0 9 8
65.5 1 3 1 1
65.0 1 2 4
64.5 1 2 1
64.0 2 2
63.5 4 2
63.0 5 2
62.5 4 3 1
62.0 1 6
61.5 6 3
61.0 1 3 3
60.5 1 3 2
60.0 5 3
59.5 1 1
59.0 3
58.5 1 3 2
58.0 3 3
57.5 1 2
57.0 2
56.5 1
56.0 4 2
55.5 1
55.0 2 1
54.0 2 7 4
53.5 1 3
53.0 2 4 1
52.5 1 1
52.0 2 3
51.5 1 2 1
51.0 1
50.5 1 2
50.0 1
49.5 1 2 1
48.0 1 2 3 6
47.5 1
47.0 1
46.5 1 1
44.5 1
44.0 1
43.0 2 1
42.5 1
42.0 2
41.5 1
39.5 1
37.5 1
36.0 1
32.0 1 1
24.0 1
18.0 1
American Mathematics Competitions
2006 AMC 12 B Results for New Jersery
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 0.20 0.18 8.76* 0.58 0.21 0.06 0.00
2 8.91* 0.24 0.02 0.06 0.24 0.54 0.00
3 8.98* 0.13 0.04 0.51 0.22 0.12 0.00
4 9.46* 0.18 0.07 0.15 0.04 0.09 0.00
5 7.85* 0.75 0.21 0.17 0.09 0.93 0.00
6 0.06 9.19* 0.11 0.03 0.36 0.26 0.00
7 0.37 8.79* 0.23 0.30 0.07 0.23 0.00
8 0.11 0.16 0.18 0.25 8.09* 1.21 0.00
9 0.38 5.40* 0.32 0.93 0.44 2.54 0.00
10 4.70* 0.53 1.08 0.08 2.25 1.36 0.00
11 0.49 0.16 0.98 0.86 5.41* 2.10 0.00
12 0.68 0.57 0.47 1.38* 0.59 6.31 0.00
13 0.48 0.67 3.13* 0.20 0.51 5.01 0.00
14 0.21 0.42 1.81 2.60* 0.12 4.83 0.00
15 0.27 2.72* 0.81 0.42 0.15 5.62 0.00
16 0.31 0.27 1.46* 0.26 0.27 7.44 0.00
17 0.72 0.19 1.81* 1.44 0.36 5.48 0.00
18 0.41 0.89* 1.27 0.30 0.22 6.90 0.00
19 0.10 2.73* 0.10 1.33 0.31 5.43 0.00
20 0.22 0.26 0.36* 0.21 0.59 8.37 0.00
21 0.23 0.14 0.24* 0.11 0.11 9.18 0.00
22 0.14 0.34* 0.28 0.13 0.08 9.04 0.00
23 0.13 0.22 0.35 0.35 0.18* 8.77 0.00
24 0.21 0.15 0.18* 0.18 0.09 9.19 0.00
25 0.08 0.20* 0.25 0.29 0.11 9.07 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked in the same column
