Marcus is a psychology student. For his research project, Marcus wants to investigate whether physiological stress could be related to daily caffeine consumption. He has permission from the facilities manager to conduct his investigation at a local co-working office space.
Describe how Marcus could use a correlational research method to investigate whether physiological stress could be related to daily caffeine consumption.
Practise Edexcel A Level Psychology Methods with exam-style questions for A Level Psychology. 100 questions, matched to the Edexcel A Level Psychology (9PS0) 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.