The mean of all possible sample means is equal to the
A) population variance.
B) .
C) sample variance.
D) population mean.

Question

The mean of all possible sample means is equal to the
A) population variance. 
B) . 
C) sample variance. 
D) population mean.

Quizplus · Accepted Answer

The mean of all possible sample means is equal to the population mean. This is known as the central limit theorem, which states that as the sample size increases, the distribution of sample means approaches a normal distribution with a mean equal to the population mean.

The Mean of All Possible Sample Means Is Equal to the