Abstract #301147

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JSM 2002 Abstract #301147
Activity Number: 382
Type: Contributed
Date/Time: Thursday, August 15, 2002 : 8:30 AM to 10:20 AM
Sponsor: Section on Nonparametric Statistics*
Abstract - #301147
Title: A Pseudo-Permutation Distribution of the Sign Test in Cluster Correlated Data
Author(s): Michael Ernst*+ and Denis Larocque
Affiliation(s): Indiana University-Purdue University Indianapolis and Ecole des Hautes Etudes Commerciales
Address: 402 North Blackford Street - LD 270, Indianapolis, Indiana, 46202-3216, USA
Keywords: Intraclass correlation ; One-way random effect model
Abstract:

The difficulties of obtaining an exact permutation distribution for the sign test in cluster correlated data are discussed. A pseudo-permutation distribution is proposed and is evaluated for its control of the Type I error probability. Its power is also compared to available asymptotic methods.

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