The expected value of the sampling distribution of the sample mean equals the population mean m :
A)only when the population is normally distributed.
B)only when the sample size is large.
C)only when the population is infinite.
D)for all populations.

Question

The expected value of the sampling distribution of the sample mean  equals the population mean m :
A)only when the population is normally distributed. 
B)only when the sample size is large. 
C)only when the population is infinite. 
D)for all populations.

Quizplus · Accepted Answer

The Answer of The expected value of the sampling distribution of the sample mean  equals the population mean m :
A)only when the population is normally distributed. 
B)only when the sample size is large. 
C)only when the population is infinite. 
D)for all populations.

The Expected Value of the Sampling Distribution of the Sample