Dr. Vance conducted a laboratory experiment to investigate how a defendant's regional accent (Brummie vs. Received Pronunciation) influences mock-jury guilt ratings. He used a volunteer sample of 15 trainee solicitors from a single law firm who listened to a brief 2-minute audio recording of a police interrogation.
Explain one improvement Dr. Vance could make to his study.
Practise Edexcel A Level Psychology Content with exam-style questions for A Level Psychology. 100 questions covering Main features of classical conditioning, Pavlov (1927) salivation in dogs, Main features of operant conditioning, Properties of reinforcement, Behaviour modification and shaping, Main features of social learning theory, Social learning stages, Bandura (1961, 1963) Bobo doll experiments, Bandura (1965) vicarious reinforcement, Learning theories and phobias, Treatments for phobias, Individual differences, and Developmental psychology, 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.