Stratified sampling is applicable to difference, mean-per-unit, and ratio estimation, but it is most commonly used with
A) ratio estimation.
B) discovery sampling.
C) difference estimation.
D) mean-per-unit estimation.

Question

Quizplus · Accepted Answer

Stratified sampling is most commonly used with mean-per-unit estimation, where the population is first divided into homogeneous subgroups (strata) and then a sample is taken from each stratum. This method is particularly useful when there is a significant variation among the strata.

Stratified Sampling Is Applicable to Difference, Mean-Per-Unit, and Ratio Estimation