[미국수학경시대회] 2009년도 AMC8 시험결과를 알려드립니다.

2009년 AMC8 시험결과를 알려드립니다. 한국학생들의 점수 및 통계 자료입니다.

자세한 내용을 원하시면 미국수학경시대회 홈페이지 (http://amc.maa.org)를 참고하시기 바랍니다.

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2009 AMC8 Report for all schools in Korea

Number of schools returning results        9

Average of school highest score        21.11

Average school team score              59.89

# of State Student Participants            741

Overall State Average Score              14.14

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Average Score by Grade level

Grade     # of Students      Average

5th               70              14.37

6th              158              13.11

7th              262              15.17

8th              247              13.65

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Number of Female Students                303

Average Score of Female Students       13.01

Average Female Scores by Grade

Grade     # of Students      Average

5th                30              13.70

6th                49              10.24

7th               117              14.03

8th               106              12.91
 

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Number of Male Participants              432

Average Score of Male Participants     14.9

Average score for Males by Grade

Grade     # of Students      Average

5th                40              14.88

6th               107              14.37

7th               145              16.08

8th               137              14.33

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2009 American Mathematics Contest  8

Number of Students Achieving Indicated Score

	SCORE	MALE	FEMALE	TOTAL*
	25	6	-	6
	24	4	7	11
	23	12	6	18
	22	11	11	22
	21	20	10	30
	20	22	5	28
	19	27	12	39
	18	25	8	33
	17	28	19	47
	16	26	18	44
	15	43	19	62
	14	41	19	60
	13	38	17	57
	12	30	20	50
	11	28	17	46
	10	25	25	50
	9	12	22	34
	8	17	29	47
	7	10	13	24
	6	7	11	18
	5	-	9	9
	4	-	3	3
	3	-	3	3
	2	-	-	-
	1	-	-	-
	0 (@)	-	-	-
	0 ($)	-	-	-

(@)  These students attempted some of the problems

($)  These students attempted none of the problems

(*)  Total includes students who failed to mark their gender

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2009 American Mathematics Contest  8

Number of Students by Grade Achieving indicated Score

	SCORE	5th Grade	6th Grade	7th Grade	8th Grade
	25	-	-	3	3
	24	1	1	4	5
	23	-	4	8	6
	22	5	2	11	4
	21	3	6	14	7
	20	1	5	16	5
	19	4	7	16	12
	18	4	7	15	7
	17	3	7	17	20
	16	5	4	19	16
	15	9	18	18	16
	14	4	11	26	19
	13	6	10	18	23
	12	8	14	13	14
	11	2	14	15	14
	10	2	8	16	24
	9	5	9	10	10
	8	5	13	11	18
	7	1	6	3	14
	6	1	5	6	6
	5	1	4	1	3
	4	-	1	1	1
	3	-	2	1	-
	2	-	-	-	-
	1	-	-	-	-
	0 (@)	-	-	-	-
	0 ($)	-	-	-	-

(@)  These students attempted some of the problems
($)  These students attempted none of the problems

Note:  Some students failed to indicate a grade

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2009 American Mathematics Contest  8

Number of Schools with 3+ students Achieving team Scores

	SCORE	School Count
	75	1
	69	2
	63	1
	58	1
	56	1
	52	1
	50	1
	47	1

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Table of Item Difficulty for the 2009 American Mathematics Contest  8

Tabulation of responses by 741 Students Percent of Responses

	ITEM	A	B	C	D	E	OMITS	?
	1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25	0.00 2.02 7.42 1.75 2.97 91.09* 1.21 9.31 9.99 2.56 5.53 9.99 4.86 3.91 9.99 21.46 11.20 9.45 11.34 17.81 11.34 9.58 9.58 10.66 9.99	0.00 1.89 1.21 88.39* 4.86 2.83 3.91 63.02* 50.88* 18.49 10.93 19.43 85.56* 31.71* 7.83 11.74 36.30* 7.83 11.61 24.83 38.60 13.50 39.68* 9.58 13.90	1.89 3.51 90.28* 1.62 12.42 1.48 66.40* 15.92 13.50 11.07 17.95 3.91 2.56 50.88 11.61 15.92 20.78 62.62* 10.53 14.30 17.68 16.46 14.98 18.35 21.86	1.35 90.42* 0.40 4.72 73.55* 2.02 9.45 5.67 13.23 62.89* 40.76* 61.13* 3.78 6.61 53.44* 30.23* 13.77 8.37 42.51* 28.48* 19.43* 41.43* 19.16 11.88 18.22	96.76* 1.89 0.67 3.10 3.37 1.89 15.92 5.13 8.37 4.05 17.14 4.05* 2.29 3.51 11.20 17.54 10.26 7.56 20.24 10.80 5.40 12.15 9.31 41.43* 26.05*	0.00 0.27 0.00 0.27 2.83 0.54 2.83 0.81 3.78 0.94 7.56 1.48 0.94 3.24 5.67 3.10 7.56 4.18 3.78 3.78 7.56 6.61 7.29 8.10 9.99	0.00 0.00 0.00 0.13 0.00 0.13 0.27 0.13 0.27 0.00 0.13 0.00 0.00 0.13 0.27 0.00 0.13 0.00 0.00 0.00 0.00 0.27 0.00 0.00 0.00

(*)  Correct Response

(?)  Response the computer was unable to read due to incomplete
       erasures or two answers marked for the same problem

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