Which of the following sample sizes for a large number of sample taken from a population will result in the sample means most closely approximating a normal distribution?

A. 12
B. 22
C. 32
D. 2

Question

Which of the following sample sizes for a large number of sample taken from a population will result in the sample means most closely approximating a normal distribution?

A. 12
B. 22
C. 32
D. 2

kj4uts · Answer

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kropot72 · Answer

When we have a large sample, that is n is equal to or greater than 30, the Central Limit Theorem holds, and regardless of the actual population distribution, the distribution of the sample means is approximately normal.
This should enable you to answer the question.