options ls=80 nonumber nodate;

  Proc TTEST  data = pubh.child_iq  ci = none ;
    class mom_HS_grad;
    var child_iq;

  Proc NPar1Way  data = pubh.child_iq  wilcoxon ;
    class mom_HS_grad;
    var child_iq;

  data one;
    set pubh.child_iq;
    IQ_over_100 = (child_iq > 100.0); 
  
  Proc Freq data = one;
    tables mom_HS_grad * IQ_over_100;
    tables mom_HS_grad * IQ_over_100 / nopercent nocol chisq ;
    tables mom_HS_grad * IQ_over_100 / nopercent nocol norow cellchi2 deviation chisq ;

  Data A;
    C = 2*3+4/5-1;
    D = 2*(3+4)/(5-1);
    E = 2*(3+4/5) -1;

  proc print data=A;

  run; quit;