A teacher uses a repeated measures design to test whether pupils recall more words from a list after a 10-minute break than with no break. Both conditions use the same list of 20 words and are run 15 minutes apart.
Outline one way the teacher could reduce order effects in this 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.