Maths S1 Statistical Sampling — Revision Notes

Clear revision notes for both lessons: the core notes with every diagram, and a “How confident am I?” self-check against the specification. Want practice questions with answers? See Revision Notes + Practice.

Edexcel A-Level Maths · Revision notes · Free · PDF

1. S1.1a Populations and Samples
2. S1.1b Sampling Methods Compared