* simple linear regression model;

options linesize=75 pagesize = 64;

data dagis;
  input sex $ wt height ones;
  cards;
  M 17 110  1
  M 15 105  1
  M 12 100  1
  F 15 104  1
  F 16 106  1
  F 14 102  1
run;

proc gplot;
  plot height*wt;
  plot wt*height;
run;

proc glm;
  model height=wt;
run;

proc glm;
  model wt = height;
run;

proc glm;
  class sex;
  model wt = sex /solution;
  means sex;
run;

proc glm;
  class sex;
  model wt = ones sex /noint solution;
  means sex;
run;

proc glm;
  class sex;
  model wt = sex /noint solution;
  means sex;
run;

proc glm;
  class sex;
  model wt = height sex /solution;
run;

proc glm;
  class sex;
  model wt = height sex sex*height /solution;
run;

proc glm;
  class sex;
  model wt = sex sex*height /noint solution;
run;