Under what circumstances will the distribution of sample means be normal?
A)It is always normal.
B)only if the population distribution is normal
C)if the sample size is greater than 30
D)if the population is normal or if the sample size is greater than 30.

Question

Quizplus · Accepted Answer

The Central Limit Theorem states that the distribution of sample means will be approximately normal if the sample size is large enough (usually n > 30) or if the population distribution is normal.

Under What Circumstances Will the Distribution of Sample Means Be