Grouping Variables

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Essential Graphing • Overlay Plots • Additional Examples of the Overlay Plot Platform • Grouping Variables

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Grouping Variables

The Overlay Plot platform allows the production of several plots in one window through the use of grouping variables. With one grouping variable, a stacked vector of plots appears, with one plot for each level of the grouping variable. Two grouping variables result in a matrix of plots.

1.

Select Help > Sample Data Library and open Students.jmp.

2.

Select Graph > Legacy > Overlay Plot.

3.

Assign weight as the Y variable and height as the X variable.

4.

Assign age and sex as grouping variables.

5.

A portion of the resulting plot is shown in Figure 4.11.

Figure 4.11 Grouped Plots Without Separate Axes

Select the Separate Axes option from the red triangle menu to produce plots that do not share axes. Compare Figure 4.11 to Figure 4.12.

Figure 4.12 Grouping Variables

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Help created on 7/12/2018