Documentation Example 10 for PROC SEQDESIGN

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/*          S A S   S A M P L E   L I B R A R Y                 */
/*                                                              */
/*    NAME: SEQDX10                                             */
/*   TITLE: Documentation Example 10 for PROC SEQDESIGN         */
/* PRODUCT: STAT                                                */
/*  SYSTEM: ALL                                                 */
/*    KEYS: group sequential design                             */
/*   PROCS: SEQDESIGN                                           */
/*    DATA:                                                     */
/*                                                              */
/* SUPPORT: Yang Yuan             UPDATE: Aug 21, 2007          */
/*     REF: PROC SEQDESIGN, EXAMPLE 10                          */
/*    MISC:                                                     */
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ods graphics on;
proc seqdesign altref=0.2 errspend;
   design nstages=3
          method=errfuncpow
          alt=twosided  stop=accept
          betaoverlap=noadjust
          beta=0.09
          ;
run;

proc seqdesign altref=0.2 errspend;
   design nstages=3
          method=errfuncpow
          alt=twosided
          stop=accept
          betaoverlap=adjust
          beta=0.09
          ;
run;