Which sampling method is MOST appropriate for collecting primary data from a heterogeneous population with distinct subgroups? MCQ with Answer and Explanation
Which sampling method is MOST appropriate for collecting primary data from a heterogeneous population with distinct subgroups?
A. Stratified random sampling
B. Simple random sampling
C. Convenience sampling
D. Snowball sampling
Answer: Option A
Solution (By JKSSB Mock Tests)
Stratified sampling divides the population into homogeneous subgroups (strata) and samples from each, ensuring representation of all key segments and improving precision for subgroup analysis.
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