A researcher conducted a repeated measures design experiment. She wanted to investigate whether the reading medium affects the comprehension of factual information.
Thirty participants took part in this study, and the researcher used counterbalancing.
Explain how counterbalancing could have been used in this experiment.
Practise AQA A Level Psychology Scientific processes with exam-style questions for A Level Psychology. 689 questions, matched to the AQA A Level Psychology (7182) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.