normal, Weibull, or Weibull2 distribution or the required shape parameter for the lognormal option SIGMA= Specify slope of distribution reference line for the lognormal or Weibull2 distribution SLOPE= ...
Unlike Q-Q and probability plots, P-P plots are not invariant to changes in location and scale. See CAPPP2 in the SAS/QC Sample Library For example, the data in the "Getting Started" section are ...