Figure 22.4: Comparing Distribution Analyses The Moments and Quantiles tables below the histograms present statistics you can compare. The box plots and histograms, however, are difficult to compare ...

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.

The box plot is a stylized representation of the distribution of a variable, and it is shown in Figure 38.19. You can also display mosaic plots for nominal variables, as shown in Figure 38.37. In a ...

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.