A neuropsychologist measures the reaction times (in milliseconds) of participants completing a selective attention task under high-distraction conditions. The researcher chooses to calculate the standard deviation of the reaction times rather than the range.
Explain one advantage of using the standard deviation instead of the range for this researcher's dataset.
638 exam-style questions on Edexcel A Level Psychology Methods. Each one has a worked solution and a mark scheme showing where the marks go.