A researcher used a set of alcohol-related images to assess craving ratings before and after participants took part in a 40-minute mindfulness-based urge surfing session. In a repeated measures design, 18 self-reported heavy drinkers were tested before and after the session using a single set of images.
Explain how two different, matched sets of images could be used in this study and why this would be an improvement.
Practise AQA A Level Psychology Scientific processes with exam-style questions for A Level Psychology. 100 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.