A researcher is conducting a study on Internet use.He decides to first categorize the population by education level (high school, college graduate, advanced degree, etc.) and then survey a select number from each category.This sampling strategy is called ________________________ .
A)Systematic
B)Cluster
C)Random
D)Judgmental
E)Stratified

Question

Quizplus · Accepted Answer

This sampling strategy is called stratified sampling because the population is divided into different strata (in this case, education levels) and a sample is taken from each stratum to ensure representation of all groups.

A Researcher Is Conducting a Study on Internet Use