As part of your practical work in biological psychology, you designed and conducted an investigation (for example, exploring the effects of physiological arousal, caffeine consumption, or circadian rhythms on cognitive performance).
Explain one strength and one weakness of the specific procedure or research method you used to carry out this investigation.
82 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.