
Box-and-whisker plot
The left whisker marks the minimum data value. The box marks the rst quartile, the median, and the third
quartile. The right whisker marks the maximum data value. The numbers following the plot give the statistic
at the cursor. You can see other statistics by pressing or . In Symbolic view, you can either include
or exclude outliers. In the Option eld, select Show outliers to display outliers outside the plot or select No
Outliers to include any outliers in the data set.
Normal probability plot
The normal probability plot is used to determine whether or not sample data is more or less normally
distributed. The more linear the data appear, the more likely that the data are normally distributed.
Plotting 239
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