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The BOXPLOT Procedure

Summary Statistics Represented by Box Plots

Table 24.6 lists the summary statistics represented in each box-and-whiskers plot.

Table 24.6 Summary Statistics Represented by Box Plots

Group Summary Statistic

Feature of Box-and-Whiskers Plot


endpoint of upper whisker

third quartile (th percentile)

upper edge of box

median (th percentile)

line inside box


symbol marker

first quartile (th percentile)

lower edge of box


endpoint of lower whisker

Note that you can request different box plot styles, as discussed in the section Styles of Box Plots, and as illustrated in Example 24.2.

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