Identifiable subpopulations within a population are called:
A) clusters
B) samples
C) blocks
D) strata
E) none of these choices

Question

Quizplus · Accepted Answer

Strata are identifiable subpopulations within a population, which can be used for stratified sampling. Clusters refer to groups of individuals who are physically close to each other, samples refer to a portion of a population selected for study, and blocks refer to groups of individuals that are similar to each other and used for blocking in design of experiments.

Identifiable Subpopulations Within a Population Are Called