Documentation Example 12 for PROC SEQDESIGN
/****************************************************************/
/* S A S S A M P L E L I B R A R Y */
/* */
/* NAME: SEQDX12 */
/* TITLE: Documentation Example 12 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 12 */
/* MISC: */
/****************************************************************/
ods graphics on;
proc seqdesign altref=2
pss(cref=0 0.5 1)
stopprob(cref=0 1)
errspend
plots=(asn power errspend)
;
TwoSidedAsymmetric: design nstages=4
method=errfuncgamma(gamma=1)
method(beta)=errfuncgamma(gamma=-2)
method(upperalpha)=errfuncgamma(gamma=-5)
alt=twosided
stop=both
beta=0.1
;
run;
ods graphics off;