Stepwise procedures for the identificati
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Jian Tao; Ning-Zhong Shi; Jianhua Guo; Wei Gao
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Article
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2002
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Elsevier Science
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English
β 115 KB
Hsu and Berger (J. Amer. Statist. Assoc. 50 (1999) 468) proposed a stepwise conΓΏdence interval procedure for identifying the minimum e ective dose in dose-response studies under homoscedasticity. In practice, homogeneity of variance is often in doubt. In this paper, we extend Hsu and Berger's stepwi