A sports scientist conducts an experiment to investigate whether wearing compression socks reduces muscle soreness (measured on a self-reported scale from 1 to 10) after a 10 km run, compared to wearing standard running socks. The researcher decides to use a repeated measures design.
Explain one reason why it was important to use a repeated measures design in this study.
689 exam-style questions on AQA A Level Psychology Scientific processes. Each one has a worked solution and a mark scheme showing where the marks go.