Dr. Aris conducted a laboratory experiment to investigate the impact of auditory distraction on working memory capacity. Using a repeated measures design, 24 participants completed a complex working memory task while listening to lyrical pop music, and then immediately completed an equivalent task while listening to continuous white noise. Dr. Aris administered the conditions in the same sequence for all participants.
Explain one improvement Dr. Aris could make to the design of his experiment.
186 exam-style questions on Edexcel A Level Psychology Research methods and skills, covering Research methods and skills. Each one has a worked solution and a mark scheme showing where the marks go.