Sunday, July 17, 2011

49. Box Plot

A box plot, sometimes called a box and whisker plot, provides a very concise summary of a data set. It shows the range; the 25th, 50th, and 75th percentiles; and the mean of the set. Very quickly judgements can be made about the skewness and distribution of a set of data. This is a box plot of a data set recording weight.

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