If we take all possible samples from a normally distributed population, which of the following sample sizes will yield the smallest variation in the means of the samples?
A) 1
B) 85
C) 120
D) 5
E) 15

Question

Quizplus · Accepted Answer

Larger sample sizes tend to yield smaller variation in the means of the samples due to the Central Limit Theorem, which states that the standard error of the mean decreases as the sample size increases.

If We Take All Possible Samples from a Normally Distributed