Krispy Kreme is considering building a franchise in a particular city. It will use a survey to determine the extent of interest among residents of the city. Which of the following procedures would be most appropriate for obtaining a statistically unbiased sample?
A) Survey a selection of people who are listed on the residential roll sheets of the city.
B) Survey a random selection of customers coming out of other donut shops in the city.
C) Survey a selection of people whose names are randomly chosen from the telephone directory of the target city.
D) Survey a random selection of people whose names are obtained from national sales records of Krispy Kreme customers.
E) none of the above procedures would be most appropriate.

Question

Quizplus · Accepted Answer

Surveying a selection of people who are listed on the residential roll sheets of the city allows for a more representative and unbiased sample of the city's population, as it does not pre-select individuals based on specific behaviors or interests.

Krispy Kreme Is Considering Building a Franchise in a Particular