A psychology student conducted a laboratory experiment to investigate the word length effect in working memory. She recruited a sample of 18 participants using opportunity sampling.
Two lists of words were presented on a computer screen one by one to all participants:
All 18 participants viewed and attempted to recall List 1, and then viewed and attempted to recall List 2.
Explain one advantage of using a laboratory experiment in this study.
Practise AQA A Level Psychology Experimental method with exam-style questions for A Level Psychology. 32 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.