Box plots, also called box and whisker plots, are more useful than histograms for comparing distributions. They show more information about the data than do bar charts of a summary statistic such ...

Comparing distributions We have already drawn a box plot for Mrs Galbraith's English test results. Shown below is a box plot displaying the results of Mr Wilson’s Maths test results.

Box plots A box plot is a diagram which provides a quick visual summary of the distribution of a data set. It makes drawing conclusions easier and is useful for comparing two sets of data.