There are five cities in a politician's district but redistricting has been proposed for the state. The politician would like to know which city he should try to remove from his district. He plans to conduct a survey to find out his approval rating. Which one of the following sampling plans would be most useful for his purposes?
A) Take a stratified sample with political parties as the strata.
B) Take a stratified sample with the five cities as the strata.
C) Take a simple random sample across his district.
D) Take a cluster sample with the five cities as clusters.

Question

Quizplus · Accepted Answer

Taking a stratified sample with the five cities as the strata would allow the politician to accurately assess his approval rating in each city individually, helping him decide which city to remove from his district based on lower approval ratings.

There Are Five Cities in a Politician's District but Redistricting