Question

The city council wants to examine the citizens' opinions about allowing dogs at the city's beaches. It prepares a list of all the blocks in the city and randomly selects 20% of the blocks to sample. It then surveys all residents of the selected city blocks.
Which of the following sampling techniques does this sampling strategy exemplify?

A. Stratified random sampling
B. Simple random sampling
C. Quota sampling
D. Cluster sampling

Answer 1

Answer:

D. Cluster sampling

Explanation:

Cluster sampling: In psychology, the term cluster sampling is one of the sampling techniques which is being used by the experimenter when natural groupings are being evident in a particular population. The entire population is being divided into the sub-sets or groups or clusters and one sample from these groups is selected, and the information from these group's element is collected.

In the question above, cluster sampling technique exemplifies the given sampling strategy.