Edit Factorial Array
This dialogue is for Combining two Factorial columns to one Columns to increase the amount of levels of a factor, and to delete a Column.
Combining 2 Columns
In this example Columns A and B are combined to double the amount of levels. Develve indicates that Column C will interact with this new column and is not usable anymore.
The result is that the combined column is stored in column A and Column B and C are deleted.