Key term for AQA GCSE Geography, used in Formulate Enquiry and Argument.
A sampling technique where a population is divided into subgroups and sampled proportionally to their actual size.
Stratified sampling appears in AQA GCSE Geography revision content for Geographical skills, especially Formulate Enquiry and Argument and Enquiry and Argumentation.
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Geographical applications
Fieldwork • Geographical Enquiry Process
