* WLoss3 Example -- source code file wloss3.sas;

options linesize=70 nodate pageno=1;
data wloss;
  infile 'c:/datasets/wloss.txt' firstobs=2;
  input loss a b c d;

proc reg;
  model loss = a b c d / p;
  plot r.*p. r.*nqq.;

run;
quit;