Mixed-Level Designs Using Pseudo-Factors
/****************************************************************/
/* S A S S A M P L E L I B R A R Y */
/* */
/* NAME: FACTEX6A */
/* TITLE: Mixed-Level Designs Using Pseudo-Factors */
/* PRODUCT: QC */
/* SYSTEM: ALL */
/* KEYS: Design of Experiments, Factorial Designs, */
/* PROCS: FACTEX */
/* DATA: */
/* */
/* REF: SAS/QC Software: Usage and Reference, Version 6, */
/* First Edition, Volume 1 and Volume 2 */
/* MISC: */
/* */
/****************************************************************/
proc factex;
factors A1 A2 B C D;
model estimate =(B C D A1|A2 )
nonnegligible=(B|C|D@2 A1|A2|B A1|A2|C A1|A2|D);
size design=16;
output out=DesignA [A1 A2]=A cvals = ('A' 'B' 'C' 'D');
run;
proc print;
var A B C D;
run;