Question

In order to study the color preferences of people in his town, Andrew samples the population by dividing the residents by regions and randomly selecting 7 of the regions. He collects data from all residents in the selected regions. Which type of sampling is used?

Answer 1

Cluster sampling

Explanation:

Cluster sampling refers to the sampling that is used in market analysis. It is used when a researcher can not obtain information as a whole for the population but may obtain information through the groups or clusters

In the given case since andrew divides the residents through regions so this reflected the cluster sampling method