The workers in a factory are organized into 5-person teams.When conducting a work-environment survey,a researcher randomly selected 10 teams to obtain a total sample of 50 workers.The researcher used
A)simple random sampling.
B)stratified random sampling.
C)proportionate stratified random sampling.
D)cluster sampling.

Question

Quizplus · Accepted Answer

The researcher used cluster sampling, where the population was divided into clusters (teams) and a random sample of the clusters (10 teams) was selected. This method is appropriate when it is easier and more efficient to sample clusters rather than individuals within those clusters.

The Workers in a Factory Are Organized into 5-Person Teams