options ps=54 ls=76; FILENAME website HTTP "http://www.stat.ufl.edu/~winner/data/lpga1a.dat"; data one; infile website; input golfer $ 1-30 drive 31-38 fairway 39-46 green 47-54 putts 55-62 sandshot 63-70 sandsave 71-78 prz 79-86 logprz 87-94; ods PDF file="lpga1a_sas.pdf"; ods graphics on; proc reg; model logprz = drive fairway green putts sandshot sandsave / selection=stepwise sls=.20 sle=.20; run; proc reg; model logprz = green putts sandshot sandsave drive / influence; output out=regout r=e p=yhat; run; proc univariate; var e; proc model data=one; parms b0 b1 b2 b3 b4 b5; logprz = b0+b1*green+b2*putts+b3*sandshot+b4*sandsave+b5*drive; fit logprz / breusch = (1 green putts sandshot sandsave drive); /* Uses studentized residuals */ ods graphics off; ods PDF close;