Proportional Stratified Sampling Occurs ______

Multiple Choice

Proportional stratified sampling occurs ______.

A) as a non-probability random sampling process
B) when the identified subgroups in the sample are represented in the exact same proportion in which they exist in the population
C) when the representations of subgroups in the sample are equivalent to one another, as opposed to reflecting the proportions in the population at large
D) when other techniques are too time-consuming