A Major Videocassette Rental Chain Is Considering Opening a New

Multiple Choice

A major videocassette rental chain is considering opening a new store in an area that currently does not have any such stores. The chain will open if there is evidence that more than 5,000 of the 20,000 households in the area are equipped with videocassette recorders (VCRs) . It conducts a telephone poll of 300 randomly selected households in the area and finds that 96 have VCRs. Which of the following tests will be the most appropriate?

A) t test for mean
B) separate-variance t test
C) Z test for proportion
D) pooled-variance t test