docx, 12.77 MB
docx, 12.77 MB
pptx, 4.42 MB
pptx, 4.42 MB

Updated for 2025 specification
Lesson includes:
The difference between target population and sample, including activities (PPT and handout)
Sampling methods (random, systematic, stratified, opportunity and volunteer), including activties (PPT and handout)
Implications for sampling methods, including bias and generalisation (PPT and handout)

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