The expected value of equals the mean of the population from which the sample is drawn
A) only if the sample size is 30 or greater.
B) only if the sample size is 50 or greater.
C) only if the sample size is 100 or greater.
D) for any sample size.

Question

The expected value of equals the mean of the population from which the sample is drawn​
A) ​only if the sample size is 30 or greater.
B) ​only if the sample size is 50 or greater.
C) ​only if the sample size is 100 or greater.
D) ​for any sample size.

Quizplus · Accepted Answer

The expected value of a sample is equal to the population mean regardless of the sample size. This is a fundamental concept in statistics.

The Expected Value of Equals the Mean of the Population