Monday
December 22, 2014

Homework Help: statistics

Posted by Anonymous on Sunday, September 1, 2013 at 12:25am.

7) A final exam in Statistics has a mean of 73 with a standard deviation of 7.73. Assume that a random sample of 24 students is selected and the mean test score of the sample is computed. What percentage of sample means are less than 70?

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