American Mathematics Competitions
2008 AMC 10 A Results for Louisiana
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 174
Number of unofficial participants: 0
Average score of participants: 56.7
Average score for female students is: 52.2 ( 73 Students)
Average score for male students is: 60.8 ( 94 Students)
Average score for unspecified gender is 50.1 ( 7 Students)
Average score for grade 10 is: 52.4 ( 114 Students)
Average score for grade 9 is: 61.1 ( 38 Students)
Average score for grade 8 and below is: 74.8 ( 20 Students)
Average score with unknown grade: 41.3 ( 2 Students)
AIME qualifying score = 117.0 or better
Number of AIME qualifers 1
Number of schools returning results 10
Average school winning score 88.05
American Mathematics Competitions
2008 AMC 12 A Results for Louisiana
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 315
Number of unofficial participants: 0
Average score of participants: 60.9
Average score for female students is: 56.3 ( 133 Students)
Average score for male students is: 64.6 ( 151 Students)
Average score for unspecified gender is 62.4 ( 31 Students)
Average score for grade 12 is: 60.7 ( 181 Students)
Average score for grade 11 is: 60.6 ( 120 Students)
Average score for grade 10 is: 69.0 ( 10 Students)
Average score for grade 9 is: 75.0 ( 1 Student)
Average score with unknown grade: 54.0 ( 3 Students)
AIME qualifying score = 97.5 or better
Number of AIME qualifers 9
Number of schools returning results 13
Average school winning score 91.50
Average school team score 254.65
American Mathematics Competitions
2008 AMC 10 B Results for Louisiana
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 44
Number of unofficial participants: 0
Average score of participants: 55.1
Average score for female students is: 51.3 ( 23 Students)
Average score for male students is: 59.1 ( 19 Students)
Average score for unspecified gender is 62.3 ( 2 Students)
Average score for grade 10 is: 53.6 ( 23 Students)
Average score for grade 9 is: 56.8 ( 21 Students)
AIME qualifying score = 120.0 or better
Number of AIME qualifers 0
Number of schools returning results 3
Average school winning score 71.50
American Mathematics Competitions
2008 AMC 12 B Results for Louisiana
GRAND STATISTICS
TOTAL NUMBER of official students taking exam: 137
Number of unofficial participants: 0
Average score of participants: 63.2
Average score for female students is: 58.8 ( 61 Students)
Average score for male students is: 66.9 ( 71 Students)
Average score for unspecified gender is 64.2 ( 5 Students)
Average score for grade 12 is: 63.6 ( 51 Students)
Average score for grade 11 is: 63.0 ( 70 Students)
Average score for grade 10 is: 66.1 ( 14 Students)
Average score with unknown grade: 39.8 ( 2 Students)
AIME qualifying score = 97.5 or better
Number of AIME qualifers 0
Number of schools returning results 5
Average school winning score 87.00
Average school team score 237.60
2008 State AMC 12 TEAM Score Distribution
-----------------------------------------------
score A B Rank
-----------------------------------------------
378.0 1 1
310.5 1 2
297.0 1 3
292.5 1 4
279.0 1 5
265.5 1 6
261.0 1 7
256.5 1 8
249.0 1 9
234.0 1 10
231.0 1 11
220.5 1 12
216.0 1 13
213.0 1 14
210.0 1 15
208.5 1 16
202.5 1 17
174.0 1 18
2008 AMC Contest Score Distributions
-----------------------------------------------
score 12 A 12 B 10 A 10 B
-----------------------------------------------
136.5 2
127.5 1
120.0 1
114.0 1
112.5 1
111.0 1
105.0 1
103.5 1
102.0 1 1
100.5 2
97.5 1 3
96.0 2
94.5 2 2 1
93.0 2
91.5 1 1
90.0 2 1 1 1
88.5 4 1 1
87.0 2 3 1
85.5 6 1
84.0 1 2
82.5 4 2 2
81.0 6 4 5
79.5 4 3
78.0 5 4 1
76.5 5 2 1
75.0 9 6 4
73.5 10 5 3 3
72.0 8 12 1 1
70.5 7 4 1
69.0 7 6 5 3
67.5 11 7 6
66.0 11 5 3 2
64.5 6 3 4
63.0 10 9 4
61.5 5 3 3 2
60.0 10 5 10 2
58.5 11 3 5 4
57.0 12 9 7 3
55.5 17 5 3
54.0 13 2 4 1
52.5 9 4 5 5
51.0 19 2 2 1
49.5 12 2 6 4
48.0 8 5 8 2
46.5 12 7 1
45.0 7 3 7
43.5 5 2 4 1
42.0 8 1 7 2
40.5 9 2 10 2
39.0 5 2 7 1
37.5 7 5 2
36.0 2 2 2
34.5 2 2
33.0 4 1 3
31.5 4 2
30.0 1 4
28.5 1
27.0 1
25.5 1 1 1
24.0 1
22.5 1
21.0 1
19.5 1
12.0 1
American Mathematics Competitions
2008 AMC 10 A Results for Louisiana
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ? <=6 7 8 9 10 ?
----------------------------------------------------------------------------------------
120.0 1 1
114.0 1 1
112.5 1 1
111.0 1 1
102.0 1 1
97.5 2 1 2 1
94.5 1 1
91.5 1 1
90.0 1 1
88.5 1 1
87.0 1 1
85.5 1 1
82.5 1 1 1 1
81.0 3 2 1 1 1 2
79.5 3 1 1 1
78.0 1 1
76.5 1 1
75.0 3 1 1 3
73.5 2 1 1 2
72.0 1 1
70.5 1 1
69.0 2 3 1 4
67.5 6 2 2 2
66.0 1 1 1 2
64.5 1 3 2 2
63.0 3 1 1 3
61.5 1 1 1 2
60.0 7 2 8 2
58.5 4 1 1 1 3
57.0 4 3 1 6
55.5 3 1 2
54.0 2 2 1 3
52.5 2 3 5
51.0 1 1 2
49.5 3 3 1 3 2
48.0 3 5 2 6
46.5 4 3 2 5
45.0 5 2 1 6
43.5 1 3 4
42.0 3 2 6 1
40.5 6 3 1 1 7 1
39.0 6 1 6
37.5 1 4 5
36.0 2 2
34.5 1 1 1 1
33.0 1 2 1 2
31.5 1 1 2
30.0 2 2 1 3
28.5 1 1
25.5 1 1
24.0 1 1
21.0 1 1
American Mathematics Competitions
2008 AMC 10 A Results for Louisiana
Analysis
Table of Item Difficulty for the 2008
American High School Mathematics Examination
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 2.30 0.57 5.17 87.36* 4.02 0.57 0.00
2 46.55* 23.56 17.24 3.45 0.57 8.62 0.00
3 75.29* 1.72 3.45 1.72 1.15 16.67 0.00
4 5.17 9.20 55.75* 6.32 4.02 19.54 0.00
5 5.17 35.63* 4.02 6.90 4.60 43.68 0.00
6 2.30 1.72 5.17 20.69* 45.98 24.14 0.00
7 45.40 4.02 9.77 2.87 10.92* 27.01 0.00
8 49.43* 2.87 3.45 22.41 2.30 19.54 0.00
9 2.87 32.18* 14.94 26.44 6.32 17.24 0.00
10 2.30 36.78 8.62 1.15 39.08* 12.07 0.00
11 8.62 6.90 5.17 55.17* 11.49 12.64 0.00
12 12.07 3.45 35.06* 9.77 3.45 36.21 0.00
13 9.77 27.59 10.34 26.44* 2.87 22.99 0.00
14 4.02 5.75 5.17 14.37* 4.02 66.67 0.00
15 3.45 2.87 26.44 22.99* 4.02 40.23 0.00
16 0.00 7.47* 5.75 16.09 8.05 62.64 0.00
17 5.75 4.60* 6.32 5.17 2.87 75.29 0.00
18 4.02 3.45* 6.90 4.60 4.60 76.44 0.00
19 2.87 6.32 6.32* 4.02 1.72 78.74 0.00
20 1.72 5.75 12.07 6.32* 2.30 71.84 0.00
21 9.20* 21.26 8.62 1.72 4.02 55.17 0.00
22 7.47 5.17 15.52 24.71* 12.07 35.06 0.00
23 6.32 5.17* 6.90 6.32 3.45 71.84 0.00
24 12.64 3.45 10.34 8.05* 7.47 58.05 0.00
25 1.72 5.75 5.17* 3.45 3.45 80.46 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
2008 AMC 12 A Results for Louisiana
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ? <=6 7 8 9 10 11 12 13 ?
----------------------------------------------------------------------------------------
136.5 2 1 1
127.5 1 1
105.0 1 1
103.5 1 1
102.0 1 1
100.5 1 1 2
97.5 1 1
96.0 1 2
94.5 2 1 1
93.0 2 2
90.0 1 2
88.5 1 2 1 3
87.0 1 1 1
85.5 5 1 6
84.0 1 1
82.5 3 2 2
81.0 4 1 3 3
79.5 4 4
78.0 1 4 1 4
76.5 3 1 4 1
75.0 6 2 1 3 5
73.5 7 2 4 6
72.0 7 1 4 3
70.5 3 4 3 4
69.0 2 5 1 3 3
67.5 6 3 5 6
66.0 5 5 6 5
64.5 4 2 4 2
63.0 6 3 1 3 6
61.5 2 3 2 3
60.0 3 7 5 5
58.5 5 5 4 7
57.0 8 3 3 8 1
55.5 7 7 2 7 8
54.0 6 5 4 8 1
52.5 3 5 2 7
51.0 9 7 2 7 9 1
49.5 5 5 1 6 5
48.0 2 5 4 4
46.5 3 9 6 6
45.0 2 4 1 6
43.5 1 4 4 1
42.0 5 3 2 6
40.5 2 7 5 4
39.0 1 4 5
37.5 4 3 2 5
36.0 2 1 1
33.0 2 1 2 2
31.5 2 2 1 3
27.0 1
25.5 1 1
12.0 1 1
American Mathematics Competitions
2008 AMC 12 A Results for Louisiana
Analysis
Table of Item Difficulty for the 2008
American High School Mathematics Examination
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 1.90 0.63 3.49 88.25* 4.13 1.59 0.00
2 92.38* 3.49 1.59 0.00 1.90 0.63 0.00
3 3.81 5.71 65.71* 11.75 3.81 9.21 0.00
4 6.67 47.62* 4.13 4.44 3.81 33.33 0.00
5 3.17 39.68* 13.65 27.62 6.03 9.84 0.00
6 53.33* 5.08 2.22 29.52 1.59 8.25 0.00
7 5.40 5.40 6.35 60.95* 8.57 13.33 0.00
8 4.13 6.35 49.84* 4.44 13.33 21.90 0.00
9 4.76 8.57 5.08 27.94* 3.81 49.84 0.00
10 15.24 30.79 7.94 30.48* 1.27 14.29 0.00
11 7.62 5.08 54.60* 5.71 4.76 22.22 0.00
12 10.48 17.46* 6.03 6.35 3.81 55.87 0.00
13 1.90 14.29* 7.30 19.37 8.25 48.89 0.00
14 5.71* 6.35 2.22 2.22 3.17 80.32 0.00
15 12.06 8.89 11.75 9.21* 12.06 46.03 0.00
16 2.86 4.76 5.08 5.71* 0.63 80.95 0.00
17 0.95 3.49 2.22 5.08* 3.49 84.76 0.00
18 1.90 2.22 5.71* 1.90 4.44 83.81 0.00
19 1.27 4.13 3.81* 2.86 1.59 86.35 0.00
20 1.90 2.22 2.22 1.59 4.13* 87.94 0.00
21 2.86 4.13 1.59 6.03* 1.59 83.81 0.00
22 1.59 6.35 5.08* 1.90 3.81 81.27 0.00
23 0.95 2.54 0.63 1.90* 2.22 91.75 0.00
24 3.17 9.84 6.03 3.17* 5.71 72.06 0.00
25 1.90 3.81 3.81 2.86* 0.63 86.98 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
2008 AMC 10 B Results for Louisiana
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ? <=6 7 8 9 10 ?
----------------------------------------------------------------------------------------
90.0 1 1
73.5 2 1 1 2
72.0 1
69.0 2 1 2 1
66.0 1 1 2
61.5 2 1 1
60.0 1 1 1 1
58.5 2 2 1 3
57.0 1 2 2 1
54.0 1 1
52.5 2 2 1 4
51.0 1 1
49.5 2 2 4
48.0 2 1 1
46.5 1 1
43.5 1 1
42.0 1 1 1 1
40.5 2 1 1
39.0 1 1
37.5 2 1 1
25.5 1 1
American Mathematics Competitions
2008 AMC 10 B Results for Louisiana
Analysis
Table of Item Difficulty for the 2008
American High School Mathematics Examination
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 2.27 0.00 2.27 11.36 81.82* 2.27 0.00
2 9.09 70.45* 4.55 2.27 4.55 9.09 0.00
3 29.55 4.55 2.27 11.36* 11.36 40.91 0.00
4 2.27 13.64 70.45* 2.27 2.27 9.09 0.00
5 18.18* 13.64 0.00 4.55 0.00 63.64 0.00
6 2.27 2.27 18.18* 15.91 13.64 47.73 0.00
7 9.09 20.45 45.45* 2.27 4.55 18.18 0.00
8 0.00 6.82 52.27* 11.36 6.82 22.73 0.00
9 11.36* 2.27 2.27 6.82 6.82 70.45 0.00
10 6.82* 2.27 4.55 4.55 9.09 72.73 0.00
11 0.00 4.55* 9.09 4.55 4.55 77.27 0.00
12 81.82* 2.27 4.55 2.27 4.55 4.55 0.00
13 22.73 4.55* 11.36 4.55 0.00 56.82 0.00
14 6.82 11.36* 2.27 13.64 9.09 56.82 0.00
15 2.27* 6.82 4.55 6.82 6.82 72.73 0.00
16 20.45* 38.64 0.00 2.27 4.55 34.09 0.00
17 2.27 11.36* 36.36 6.82 6.82 36.36 0.00
18 6.82 9.09* 11.36 2.27 2.27 68.18 0.00
19 2.27 0.00 13.64 11.36 2.27* 70.45 0.00
20 9.09 27.27* 13.64 6.82 2.27 40.91 0.00
21 4.55 6.82 9.09* 11.36 6.82 61.36 0.00
22 9.09 6.82 27.27* 11.36 6.82 38.64 0.00
23 6.82 11.36* 0.00 11.36 2.27 68.18 0.00
24 9.09 9.09 6.82* 9.09 6.82 59.09 0.00
25 11.36 11.36* 4.55 9.09 0.00 63.64 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
2008 AMC 12 B Results for Louisiana
SCORE DISTRIBUTION
score ----gender----------- -----------grade-----------------
male female ? <=6 7 8 9 10 11 12 13 ?
----------------------------------------------------------------------------------------
94.5 1 1 2
91.5 1 1
90.0 1 1
88.5 1 1
87.0 1 2 1 2
84.0 2 1 1
82.5 1 1 1
81.0 3 1 1 3
78.0 2 2 1 2 1
76.5 1 2
75.0 4 2 3 3
73.5 3 2 2 1 2
72.0 7 5 1 9 2
70.5 4 3 1
69.0 4 2 1 3 2
67.5 4 3 1 3 3
66.0 3 2 1 3 1
64.5 1 2 3
63.0 4 5 2 6 1
61.5 2 2 1
60.0 2 3 3 2
58.5 2 1 1 2
57.0 8 1 4 4
55.5 3 2 3 2
54.0 2 2
52.5 2 2 3 1
51.0 1 1 1 1
49.5 2 1 1
48.0 1 4 4 1
45.0 3 1 2
43.5 1 1 1
42.0 1 1
40.5 2 1 1
39.0 1 1 1 1
36.0 2 1 1
34.5 1 1 2
33.0 1 1
30.0 1 1
22.5 1 1
19.5 1 1
American Mathematics Competitions
2008 AMC 12 B Results for Louisiana
Analysis
Table of Item Difficulty for the 2008
American High School Mathematics Examination
Tabulation of responses for all Participants
Percent of Responses
ITEM A B C D E OMITS ?
____ _____ _____ _____ _____ _____ _____ _____
1 2.92 2.19 3.65 11.68 75.91* 3.65 0.00
2 5.84 81.02* 5.11 0.73 0.73 6.57 0.00
3 5.84 10.22 77.37* 2.92 0.73 2.92 0.00
4 2.19 1.46 3.65 78.10* 2.19 12.41 0.00
5 5.84 9.49 56.20* 5.84 4.38 18.25 0.00
6 82.48* 5.84 2.92 0.73 2.19 5.84 0.00
7 75.18* 5.11 4.38 0.73 0.73 13.87 0.00
8 0.00 2.19 56.20* 13.87 3.65 24.09 0.00
9 24.09* 3.65 3.65 8.03 3.65 56.20 0.73
10 2.19 25.55* 9.49 1.46 5.84 55.47 0.00
11 8.03* 4.38 5.84 8.03 26.28 47.45 0.00
12 21.90 18.25* 4.38 6.57 11.68 37.23 0.00
13 2.92 9.49* 5.11 6.57 4.38 71.53 0.00
14 8.76 3.65 22.63* 5.84 5.84 53.28 0.00
15 1.46 8.03 1.46* 3.65 8.03 77.37 0.00
16 15.33 7.30* 6.57 9.49 0.73 60.58 0.00
17 0.73 3.65 7.30* 2.92 3.65 81.75 0.00
18 4.38 5.11 8.03 2.92 2.19* 77.37 0.00
19 6.57 2.92* 5.84 3.65 2.19 78.83 0.00
20 21.17 10.22* 7.30 3.65 3.65 54.01 0.00
21 2.19 3.65 4.38 3.65 2.19* 83.21 0.73
22 5.84 5.84 8.03 2.92 7.30* 70.07 0.00
23 0.00* 4.38 2.92 2.92 2.19 87.59 0.00
24 0.73 2.92 5.11* 3.65 1.46 86.13 0.00
25 0.73 4.38* 5.84 2.19 1.46 85.40 0.00
(*) Correct Response
(?) Response the computer was unable to read due to incomplete
erasures or two answers marked in the same column