Edexcel GCSE Statistics · 1ST0
Specification 1a.03, 1d.04 · Paper 1, Paper 2
Revise: Mitigating enquiry issuesA pilot survey is a small trial conducted before the main survey. Use it to check whether people understand the questions and can find suitable answer options.
- Revise: Planning data collection
A small-scale trial of a questionnaire used to identify problems before the main survey.