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September 3, 2015

Homework Help: statistics

Posted by jc on Sunday, June 27, 2010 at 4:16pm.

a random sample of 100 college students is taken from the student body of a large university. assume that a population mean of 20 hours and a population standard deviation of 15 hours describes the weekly study estimates for the entire student body. About 68 percent of the sample means in this sampling distribution should be between?

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