This worksheet is aimed at KS3 learners and covers biased sampling method for questionnaires and surveys.
A selection of scenarios is provided for learners to look at the data required and the process used. Learners must then decide if the collection method is biased in any way.
Use this worksheet alongside Biased Questions, Designing Good Questions, Questionnaires What’s Wrong (A) and Questionnaires What’s Wrong (B).
