Explain stratified sampling.

Question

15 Sep 2022

Answer :

Word Count : 281

Stratified sampling is a method of sampling from a population which can be partitioned into subpopulations.

In statistical surveys, when subpopulations within an overall population vary, it could be advantageous to sample each subpopulation (stratum) independently.

Stratification is the process of dividing members of the population into homogeneous subgroups before sampling. The strata should define a _________ ________ _________ _______ ____ __________ ___ ____ _____ _________ _________ _________.
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