As a General Rule, the Normal Distribution Provides a Good

Multiple Choice

As a general rule, the normal distribution provides a good approximation to the sampling distribution of the sample proportion, , only if which of the following conditions holds?

A) The sample size, n, is greater than 30.
B) The population proportion, p, is greater than 0.50.
C) The underlying population has a small standard deviation and n is large.
D) np and n(1 - p) are both greater than 5.