A cognitive psychologist conducted a study to investigate the effects of background music on concentration. Participants were asked to complete a complex proofreading task while classical music was playing, and then, on the following day, completed a similar proofreading task in silence.
Outline two weaknesses of using a repeated measures design in this study.
644 exam-style questions on OCR A Level Psychology Research methods and techniques. Each one has a worked solution and a mark scheme showing where the marks go.