A psychologist investigates whether pupils understand a short story better when they read it silently or listen to it being read aloud. One group of pupils reads the story silently and a different group listens to it being read aloud.
State the experimental design used in this investigation.
182 exam-style questions on OCR GCSE Psychology 7.1 Planning Research, covering 7.1.1 Hypotheses, 7.1.2 Variables, 7.1.3 Experimental Designs, 7.1.4 Populations and Sampling, 7.1.5 Ethical issues, and 7.1.6 Dealing with ethical issues and BPS Code. Each one has a worked solution and a mark scheme showing where the marks go.