Abstract
Optimal critical values and times of intermediate testing points are determined to minimize expected sample size in a variety of situations. Two- stage and three-stage models are considered for a variety of values of power. We investigate the robustness of the optimality parameters.
Original language | English (US) |
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Pages (from-to) | 763-772 |
Number of pages | 10 |
Journal | Biometrics |
Volume | 49 |
Issue number | 3 |
DOIs | |
State | Published - Jan 1 1993 |
ASJC Scopus subject areas
- Statistics and Probability
- Biochemistry, Genetics and Molecular Biology(all)
- Immunology and Microbiology(all)
- Agricultural and Biological Sciences(all)
- Applied Mathematics