Health Economics

  • A diagram showing the distribution of a non- continuous variable (e.g. social class) in which the size of the slice for each indicated value is proportional to the relative frequency of observations in that category of the variable. In the diagram, the slices are proportional to the frequency of words of various lengths in the first sentence of the entry for Bar Chart. The numbers above the percentages are the lengths of words in letters beginning with the smallest (1) and moving clockwise.