A population of taxpayers is divided into five income levels and a simple random sample is selected from each one for an audit. This is an example of a _________ sample.
A) cluster
B) stratified
C) simple random
D) systematic

Question

Quizplus · Accepted Answer

This is an example of a stratified sample because the population is divided into distinct subgroups (strata) based on income levels, and then a simple random sample is selected from each subgroup.

A Population of Taxpayers Is Divided into Five Income Levels