This example uses the Cars.jmp sample data table, which contains impact measurements of crash-test dummies in automobile safety tests. Compare these measurements for different automobile makes and models during the years 1990 and 1991.
1.
Select Help > Sample Data Library and open Cars.jmp.
2.
Select Rows > Data Filter.
3.
Select Year.
4.
Click Add.
6.
7.
Ensure that Selected Rows is selected and click OK.
1.
Select Graph > Legacy > Treemap.
2.
Select Wt (weight) and click Sizes.
3.
Select Make and Model and click Categories.
4.
Select L Leg and click Coloring.
L Leg represents a measurement of injuries resulting from the deceleration speed of the left leg, where more deceleration causes more injury.
5.
Figure 10.19 Left Leg Deceleration Injuries
From Figure 10.19, you can see that the Club Wagon and S10 Pickup 4x4 have the largest number of left leg deceleration injuries.
1.
2.
Select Head IC.
3.
Figure 10.20 Head Injuries
From Figure 10.20, you notice the following:

Help created on 7/12/2018