A population has groups that have a small amount of variation within them, but large variation among or between the groups themselves. The proper sampling technique is:
A)simple random.
B)stratified.
C)cluster.
D)judgment.

Question

Quizplus · Accepted Answer

Stratified sampling is the appropriate technique when there are distinct subgroups (strata) within a population that have small variations within them but large variations between them. This method ensures that each subgroup is adequately represented in the sample.

A Population Has Groups That Have a Small Amount of Variation