A market researcher divides a city into 5 regions, where variation within region is little and there is a maximum variation between regions and…
CA Foundation · Quantitative Aptitude · PYQS · January 2026
A market researcher divides a city into 5 regions, where variation within region is little and there is a maximum variation between regions and randomly selects 100 households from each region for a survey. This sampling method is known as:
Suggested Answer and Working Notes:
Correct Answer: Option (C)
C. Stratified Sampling
Topics: Part-C: Statistics
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