This example uses the Popcorn.jmp data table with data from a popcorn maker. The yield (the volume of popcorn for a given measure of kernels) was measured for each combination of popcorn style, batch size, and amount of oil used.
1.
|
2.
|
Select Analyze > Quality and Process > Variability/Attribute Gauge Chart.
|
3.
|
4.
|
5.
|
6.
|
Note: The order in which you assign the variables to the X, Grouping role is important, because the order in this window determines their nesting order in the variability chart.
7.
|
Click OK.
|
8.
|
Deselect Std Dev Chart on the red triangle menu.
|