Stratified sampling works best when differences between groups (strata) are small and differences within groups are large.

Name: Stratified sampling works best when differences between groups (strata) are small and differences within groups are large.
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Stratified sampling works best when differences between groups (strata) are large and differences within groups are small, as it aims to ensure that each subgroup is adequately represented in the sample.

Stratified Sampling Works Best When Differences Between Groups (Strata) Are