The Use of the Standard Normal Distribution for Constructing a Confidence

question 43

Multiple Choice

The use of the standard normal distribution for constructing a confidence interval estimate for the population proportion p requires that:

• A) n \(\hat { p }\) and n(1 - \(\hat { p }\) ) are both greater than 5, where \(\hat { p }\) denotes the sample proportion.
• B) np and n(1 - p) are both greater than 5.
• C) n \(\hat { p }\) and n(p + \(\hat { p }\) ) are both greater than 5.
• D) the sample size is greater than 5.

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