A researcher divides the population of the purchasers of Brand X into heavy and light users. He then chooses a random sample independently from each group. This is an example of______________sampling.
A) nonprobability
B) random
C) judgmental
D) stratified
E) quota

Question

Quizplus · Accepted Answer

This is an example of stratified sampling, where the population is divided into distinct subgroups (heavy and light users) and random samples are taken from each subgroup.

A Researcher Divides the Population of the Purchasers of Brand