To create a general full factorial design
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1    Choose Stat > DOE > Factorial > Create Factorial Design.

2    Choose General full factorial design.

3    From Number of factors, choose a number from 2 to 15.

4    Click Designs.

5    Click in Number of Levels in the row for Factor A and enter a number from 2 to 100. Use the arrow key to move down the column and specify the number of levels for each factor.

6    If you like, use any of the options in the Design subdialog box.

7    Click OK. This selects the design and brings you back to the main dialog box.

8    If you like, click Options or Factors and use any of the dialog box options , then click OK to create your design.