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Some remarks on weak sufficiency

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Reduction by sufficiency of statistical procedures such as testing and estimation has proved to be of significant importance in the applications. To replace this strong concept by weaker ones has been suggested my several authors. Here the interrelationship between the various sufficiencies is studied by a systematic use of weak kernels.

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Authors and Affiliations

  1. Mathematisches Institut der Universität, Auf der Morgenstelle 10, 7400, Tübingen, Germany

    H. Heyer

  2. Department of Mathematics, Waseda University, Okubo, Shinjuku-ku, 169, Tokyo, Japan

    T. Kusama

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  1. H. Heyer
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  2. T. Kusama
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Heyer, H., Kusama, T. Some remarks on weak sufficiency. Statistical Papers 32, 137–154 (1991). https://doi.org/10.1007/BF02925487

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  • DOI: https://doi.org/10.1007/BF02925487

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