February 20, 2017

Homework Help: statistics

Posted by denise on Monday, September 19, 2011 at 7:40pm.

once again I am not getting this.
assume that the population of heights of male college students is normally distibuted with a mean of 69.09 and standard deviation of 4.71. A random sample of 92 heights is obtained. find the mean and standard error of the x distribution.
find P(x>68.5)

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