As a General Rule, the Sampling Distribution of the Sample

Multiple Choice

As a general rule, the sampling distribution of the sample proportions can be approximated by a normal probability distribution whenever _____.

A) np ≥ 5
B) n(1 − p) ≥ 5
C) n ≥ 30
D) np ≥ 5 and n(1 − p) ≥ 5