Data Analysis with Microsoft Excel: Updated for Office 2007

Chapter 4 Describing Your Data 169

6 Click The whiskers from the list of subject titles.

The fi nal component of the boxplot are the whiskers. These are lines

that extend from the boxplot to the highest and lowest points that

lie inside the moderate outliers. Thus the lines indicate the smallest

and largest values in the distribution that are not considered outli-

ers. The length of the whisker lines also gives you a further indica-

tion of the skewness of the distribution.

Figure 4-29
Drawing
the box
"whiskers"

In the finished boxplot, the inner and outer fences are not shown.

Figure 4-30 shows a typical boxplot.