Identify which of these types of sampling is used: random, stratified, systematic, cluster, convenience.
-An education researcher randomly selects 48 middle schools and interviews all the teachers at each school.
A)Stratified
B)Random
C)Convenience
D)Systematic
E)Cluster

Question

Quizplus · Accepted Answer

This is an example of cluster sampling because the researcher selects entire groups (in this case, schools) and then collects data from all members within those selected groups.

Identify Which of These Types of Sampling Is Used: Random