Rule Mix Maximum Number of Initial Rules Use this option to specify the maximum number of initial rules for generating Option Trees. To Specify the Maximum Number of Initial Rules: Select Automated as the Mode . Select Rule Mix as the Automated Model Type . Either type the maximum number of initial rules desired in the text field, or move the slider to the right or to the left to specify a value. Tip : To change the scale of the slider, right-click on the slider and select Rescale Slider from the pop-up menu. Change the upper and/or lower boundaries in the window that appears, to rescale the slider and click OK .