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GCSE Statistics · key term
An investigation of naturally occurring conditions or differences, without the researcher setting or manipulating those conditions.
Used by Edexcel
Specification 1d.01 · Paper 1, Paper 2
Revise: Data collection sourcesNatural experiments leave conditions as they occur, but this makes it harder to separate the effects of different influences or recreate exactly the same circumstances.
Classify an experiment using both its setting and the researcher's control: an experiment outside a laboratory is not automatically a natural experiment.
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