http://blogs.sas.com/content/graphicallyspeaking/2012/04/23/sas-global-forum-monday-update/
A box plot is used to show a set of data that is measured on an interval scale. It shows the central value, the shape of the distribution, the max and the minimum values and even the median. Values outside the maximum and minimum are called outliers. This box plot shows the scale of people who die from cholesterol. By looking at the values more men die of cholesterol that women.
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