Consider testing P n 0 versus P n n and assume nH2(P0 , Pn ) 0.

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Consider testing P n

θ0 versus P n

θn and assume nH2(Pθ0 , Pθn ) →

0. Let φn be any test sequence such that lim sup Eθ0 (φn) ≤ α. Show that lim sup Eθn (φn) ≤ α.

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Testing Statistical Hypotheses

ISBN: 9781441931788

3rd Edition

Authors: Erich L. Lehmann, Joseph P. Romano

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