*include goptions ;
goptions vsize=7in hsize=7in htext=1.7;
%include data(fuel);
*include macros(boxcox);
 
title 'Fuel Consumption: Box-Cox Transformation Plots';
%boxcox(data=fuel,
        resp=Fuel,
        model=Tax Drivers Road Inc Pop,
        id=state,
        gplot=RMSE EFFECT INFL,   
        pplot=RMSE EFFECT INFL,
        lopower=-2.5, hipower=2.5);
run;
%gfinish;