A researcher conducts an experiment on working memory capacity. The number of digits recalled correctly by a sample of seven participants is recorded as follows:
8,14,11,19,12,15,17 8, 14, 11, 19, 12, 15, 17 8,14,11,19,12,15,17Using the standard convention prescribed in AQA Psychology for calculating the range, what is the range of this dataset?
111111
121212
131313
141414
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.