Figure 2.57 Example of Side-by-Side Box Plots
This example uses the Analgesics.jmp data table, which contains data on pain measurements taken on patients using three different drugs.
Does the variability in the pain control given by each drug differ? A drug with high variability would not be as reliable as a drug with low variability.
1.
Select Help > Sample Data Library and open Analgesics.jmp.
2.
Select Analyze > Fit Y by X.
3.
Select pain and click Y, Response.
4.
Select drug and click X, Factor.
Figure 2.58 Fit Y by X Window
5.
6.
From the red triangle menu, select Display Options > Box Plots.
Figure 2.59 Side-by-Side Box Plots
The box plots in Figure 2.59 show these answers:

Help created on 10/11/2018