Which of these is an advantage of "stratified random sampling"?
A) It allows the researcher to choose critical cases from the population
B) It means the groups in the sample will be in proportion to those in the population
C) You can have a smaller sample size relative to the population
D) You can use it where you do not know the population

Question

Quizplus · Accepted Answer

Stratified random sampling ensures that subgroups (strata) in the sample are proportionally represented as they are in the population, leading to more accurate and reliable results.

Which of These Is an Advantage of "Stratified Random Sampling