Beatrice conducted a naturalistic observation to study queue-jumping behaviour among commuters at a busy tram platform. She stood openly next to the ticket machine, taking unstructured handwritten notes on her own for two hours during the evening rush hour.
Explain one improvement Beatrice could make to her investigation.
638 exam-style questions on Edexcel A Level Psychology Methods. Each one has a worked solution and a mark scheme showing where the marks go.