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Activity Number: 369
Type: Contributed
Date/Time: Wednesday, August 6, 2008 : 8:30 AM to 10:20 AM
Sponsor: Section on Nonparametric Statistics
Abstract - #301323
Title: A Nonparametric Version of the Multivariate Likelihood Ratio Test (Wilks Lambda)
Author(s): Chunxu Liu*+ and Arne Bathke
Companies: University of Kentucky and University of Kentucky
Address: Department of Statistics, Lexington, KY, 40506-0027,
Keywords: Rank Test ; Multivariate Statistics ; Likelihood Ratio ; Wilks Lambda ; Asymptotics ; Small Sample Approximations
Abstract:

We propose a nonparametric version of the multivariate likelihood ratio test and investigate its asymptotic properties. We also evaluate different small sample approximations by means of simulations whose settings are motivated by clinical trials and agricultural data. Application is illustrated by an example.

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