The appropriate procedure for constructing an interval estimate for the population mean depends largely on whether the population standard deviation $\text { ? }$
is known.

Question

The appropriate procedure for constructing an interval estimate for the population mean depends largely on whether the population standard deviation $\text { ? }$
 is known.

Quizplus · Accepted Answer

This statement is true. If the population standard deviation is known, a z-test can be used to construct the interval estimate. If it is unknown, a t-test must be used.

The Appropriate Procedure for Constructing an Interval Estimate for the Population