A psychologist investigates how long adults keep going with a difficult task. Participants are given up to 40 minutes to attempt a difficult set of logic problems. Before they start, they are told that they may stop at any point and have their results removed.
Explain how allowing participants to leave and remove their data might affect the findings of this logic-problem study.
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.