Bayesian Model: Prior Effective Sample Size

Authored by: Satoshi Morita , Peter F. Thall

Encyclopedia of Biopharmaceutical Statistics

Print publication date:  August  2018
Online publication date:  August  2018

Print ISBN: 9781498733953
eBook ISBN: 9781351110273
Adobe ISBN:


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This entry presents definition for the prior effective sample size (ESS) of a parametric prior distribution in a Bayesian model, and proposes methods for computing the prior ESS for a wide variety of Bayesian parametric models, and also discusses the implementation of this method in specific Bayesian biomedical data analysis and clinical trial design settings.

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