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The exact distribution and density functions of the stein-type estimator for normal variance
Authors:Kazuhiro Ohtani
Institution:Faculty of Economics , Kobe University , Nada-ku, Kobe, 657, Japan
Abstract:In this paper, we derive the exact distribution and density functions of the Stein-type estimator for the normal variance. It is shown by numerical evaluation that the density function of the Stein-type estimator is unimodal and concentrates around the mode more than that of the usual estimator.
Keywords:density function  distribution function  normal variance  Stein-type estimator
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