Example of Selecting Data in Multiple Histograms
1. Select Help > Sample Data Library and open Companies.jmp.
2. Select Analyze > Distribution.
3. Select Type and Size Co and click Y, Columns.
4. Click OK.
You want to see the type distribution of companies that are small.
5. Click the bar next to small.
You can see that there are more small computer companies than there are pharmaceutical companies. To broaden your selection, add medium companies.
6. Hold down the Shift key. In the Size Co histogram, click the bar next to medium.
You can see the type distribution of small and medium sized companies. See Figure 3.13 at left. To narrow your selection, you want to see the small and medium pharmaceutical companies only.
7. Hold down the Control and Shift keys (on Windows) or the Command and Shift keys (on macOS). In the Type histogram, click in the Computer bar to deselect it.
You can see how many of the small and medium companies are pharmaceutical companies. See Figure 3.13 at right.
Figure 3.13 Selecting Data in Multiple Histograms
