The expected value of the sampling distribution of the sample mean - 6302

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Request Description

The expected value of the sampling distribution of the sample mean equals the population mean

 A.   when the population size N > 30. 

 B.   for all populations. 

 C.   when the population is symmetric. 

 D.   when the population is normally distributed. 

Solution Description

The expected value of the sampling distribution of the sample mean equals the population mean