A psychologist wants to use the laboratory experimental method to investigate whether listening to natural woodland sounds (such as birdsong and rustling leaves) reduces cognitive fatigue and stress after a high-pressure memory task. At the end of the session, participants are asked the open question: 'Describe in your own words how your mood changed during the audio playback.'
Outline one weakness of using this open question 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.