In psychological research, under which of the following circumstances is it most appropriate to use the median instead of the mean as a measure of central tendency?
When the data has a small range but a very large standard deviation
When the distribution contains a small number of extreme outlying scores
When the data is normally distributed with a high degree of dispersion
When the researcher is dealing with a very large sample size
513 exam-style questions on OCR A Level Psychology Data recording, analysis and presentation. Each one has a worked solution and a mark scheme showing where the marks go.