Why did Gallup abandon quota sampling?
A) The results were influencing elections.
B) It was not as accurate as probability sampling.
C) He wanted to focus on his mother-in-law's political campaign.
D) It was difficult to get a large enough sample size.
E) It was too costly.

Question

Quizplus · Accepted Answer

Quota sampling is less accurate than probability sampling because it does not ensure that every member of the population has an equal chance of being selected. This can lead to bias in the results. Gallup ultimately moved towards probability sampling to improve the accuracy of his polls.

Why Did Gallup Abandon Quota Sampling