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Stratified Sampling (A) WORKSHEET
Suitable for Year groups: Year 11
Prerequisite knowledge: Types of data, ratio, percentages, sampling
Stratified Sampling (A) WORKSHEET DESCRIPTION
This worksheet is aimed at learners studying GCSE Statistics or A level.
Section A provides two tables of data and the size of the total sample required so that learners can calculate the size of each strata.
Section B provides some similar tables with some strata sizes given but other missing information to be found. Use this worksheet alongside Biased Sampling and Stratified Sampling (B).

RELATED TO Stratified Sampling (A) WORKSHEET
Frequently Asked Questions
This surveys and sampling worksheet is designed for students in Year 11 and aligns with the UK National Curriculum.



