To obtain student opinions on a particular issue, students were identified by major, and five students were randomly selected from within each major to be interviewed. This is an example of
A) simple random sampling.
B) stratified sampling.
C) cluster sampling.
D) sampling in stages.

Question

Quizplus · Accepted Answer

The sampling method described is stratified sampling, as the population (students) was first divided into strata based on their majors, and then a random sample of five students was taken from within each stratum to ensure representation from each major.

To Obtain Student Opinions on a Particular Issue, Students Were