Beyond the whiskers, extreme observations are plotted individually. The box plot gives a concise picture of the distribution and emphasizes any extreme values. This particular box plot appears fairly ...

The first plot in the example uses a SYMBOL definition with INTERPOL=BOXT20 to specify a box plot with whisker tops at the 80th percentile and whisker bottoms at the 20th percentile. Data points that ...

The box plot then draws two whiskers or lines representing the maximum and minimum values in your data that fall within the 1.5 x IQR values. Any data values exceeding the calculation of 1.5 x IQR ...