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April 18, 2015

April 18, 2015

Posted by **Sam** on Sunday, November 1, 2009 at 9:30pm.

I think the mean would be 2.5, but I'm not sure about the standard deviation.

- Statistics -
**Pragyan**, Monday, November 2, 2009 at 4:52amprobability that the women was unmarried = p = 0.25

probability that she was married = q = 1-p = 0.75

sample size , n = 10

mean = np = 10 x 0.25 = 2.5

standard deviation = sq. root (npq)

=1.37

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