The boxplot is obtained from the set of [math]x[/math]-coordinates of the points.[br][br]Move the slider to select the number of points. Move the points to change the data.[br][br]The [i]detect ouliers[/i] button enables the 1.5 * IQR outlier rule to produce a modified boxplot.

[b]Think about:[/b][br][list][br][*] Why doesn't the boxplot for three points have whiskers?[br][*] Why is it that some point values don't influence the boxplot?[br][*] What is the fewest number of points required to produce the 5-number summary {1,2,3,4,5}? What are the data values?[br][*] What is the fewest number of points required to produce the 5-number summary {1,2,3,4,6}?[br][*] What is the maximum number of outliers in data set of size 10?[br][/list]

Use this worksheet to create histograms of 7 classes for data with values ranging from 30 to 100.