Dr. Patel is investigating the effectiveness of a token economy programme for managing schizophrenia in a psychiatric ward. He collects both qualitative and quantitative data.
Explain one reason why quantitative data may be more useful than qualitative data when researching the effectiveness of a token economy programme for schizophrenia.
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.