As the sample size increases, the variability among the sample means
A) increases.
B) decreases.
C) remains the same.
D) depends upon the specific population being sampled.

Question

Quizplus · Accepted Answer

This is due to the Central Limit Theorem, which states that as the sample size increases, the distribution of sample means approaches a normal distribution with a smaller standard deviation, resulting in less variability among the sample means.

As the Sample Size Increases, the Variability Among the Sample