OCR GCSE Biology B · J257
Paper 1 (Foundation), Paper 2 (Foundation), Paper 3 (Higher), Paper 4 (Higher)
Revise: Sample SizeA small pilot study can help identify informative endpoints and intervals before the main data are collected.
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GCSE Biology · key term
A small preliminary investigation used to check a method and help select suitable values before the main investigation.
Used by OCR
Paper 1 (Foundation), Paper 2 (Foundation), Paper 3 (Higher), Paper 4 (Higher)
Revise: Sample SizeA small pilot study can help identify informative endpoints and intervals before the main data are collected.
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