Inference for the Ratio of Two Normal Means with Unspecified Variances
✍ Scribed by Eloísa Díaz-Francés; David A. Sprott
- Publisher
- John Wiley and Sons
- Year
- 2004
- Tongue
- English
- Weight
- 164 KB
- Volume
- 46
- Category
- Article
- ISSN
- 0323-3847
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📜 SIMILAR VOLUMES
Equivalence trials aim to demonstrate that two treatments do not differ by more than a prespecified clinically irrelevant amount. We consider the problem when equivalence is defined in terms of the ratio of population means and the original (untransformed) data are normally distributed. Application
Assume a joint 2p-variate normal distribution for the p-component vectors and y with unknown mean and unknown variance-covariance matrices Zz. and Zuyy respectively, with Cov (5, y) =Zzu. No assumptions are made about the nature of Zzu. The likelihood ratio method is investigated to test the hypoth