How can I choose the control group of a Steel With Control test ?
Hello everyone, I would like to perform a nonparametric multiple comparisons test from a "Fit Y by X" report. I want to compare the levels of my variable with a given control level. Nevertheless, when I select "Steel with control" the control group is automatically selected and I can't choose it. I have tried to change the "Value ordering" property of my variable but it doesn't change anything. Do...