Which of the following best describes what a small standard deviation indicates about a set of data?
The data scores are closely clustered around the mean.
The data scores are spread widely around the median.
There is a high level of variation around the mode.
The dataset has a skewed distribution where the mean is less than the mode.
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.