?===================================================================

? Confidence intervals for regression.                             =

? User must define the namelist for the RHS                        =

? User must define Y = the dependent variable                      =

?===================================================================

  Namelist      ; X   =  the set of regressors  $

  Create        ; y   =  the dependent variable $

  Regress       ; LHS =  y  ;  RHS  =  X  ; Keep = YHAT $

  Create        ; lowerbnd = yhat - 1.96 * SQR(ssqrd + qfr(X,VARB))

                ; upperbnd = yhat + 1.96 * SQR(ssqrd + qfr(X,VARB)) $

  List          ; yhat,lowerbnd,upperbnd $