A researcher randomly selected 10 census tracts from a metropolitan area.Within each census tract,30 households were randomly selected.The sampling technique just described would be a ______________.
A)quota sample
B)area cluster
C)stratified random
D)systematic random
E)systematic quota

Question

Quizplus · Accepted Answer

The described sampling technique is a cluster sampling method, specifically an area cluster, because entire census tracts (clusters) were randomly selected, and then within those tracts, households were sampled. This approach does not involve stratification by characteristics or systematic selection based on a list or sequence, distinguishing it from the other options.

A Researcher Randomly Selected 10 Census Tracts from a Metropolitan