Which of the following does validity refer to?
The consistency of a measurement over time
The extent to which a test measures what it claims to measure
The numerical scale of the data collected
The ethical design of the research study
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.