Statistics for Six Sigma Green Belts with Minitab and JMP

Using Minitab for Dummy Variables and Interactions

In order to perform regression analysis with dummy variables, the categories of the dummy variable are coded as 0 and 1. If the dummy variable has not already been coded as a 0–1 variable, Minitab can recode the variable. To illustrate this with the moving company data, open the MOVING. MTW worksheet. In this worksheet, the elevator variable in column C4 has been entered as Yes and No. To recode this variable using Minitab, select Calc → Make Indicator Variables. In the Indicator variables for: edit box, enter Elevator or C4. In the Store results in: edit box, enter C5 C6, because you need to specify a column for each possible definition of the dummy variable, even though only one column (C6) ...