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QTwelve randomly-chosen students were asked how many times they had missed class during a certain semester, with this result: 2, 1, 5, 1, 1, 3, 4, 3, 1, 1, 5, 18

Twelve randomly-chosen students were asked how many times they had missed class during a certain semester, with this result: 2, 1, 5, 1, 1, 3, 4, 3, 1, 1, 5, 18.

For this sample, the median is _____.
A. 2.5
B. 3
C. 3.5
D. 2

need help please

3 answers

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#1hemiAnswered at 2012-12-28 13:13:56
When there is not middle number, as here, average the two closest to the middle.

http://en.wikipedia.org/wiki/Median
#2gazelleAnswered at 2013-02-06 12:32:48
oh got it sorry I pasted the wrong question
#3SquarePantsAnswered at 2013-02-16 10:43:20
1, 1, 1, 1, 1, 2, 3, 3, 4, 5, 5, 18

What is the middle number?
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Twelve randomly-chosen students were asked how many times they had missed class during a certain semester, with this result: 2, 1, 5, 1, 1, 3, 4, 3, 1, 1, 5, 18

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