February, 2003
© 2000, 2001, 2003 Scott S. Emerson, M.D., Ph.D.
Session 1- Fixed Sample Design: 26
Statistical Design Issues
Goals of statistical design
We are interested in identifying beneficial treatments in such a way as to maintain
·scientific credibility
·ethical experiments
·efficient experiments
-minimize time
-minimize cost
Attain high positive predictive value with minimal cost