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The Stata Journal
Volume 13 Number 2: pp. 379-381



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Bonferroni and Holm approximations for Šidák and Holland-Copenhaver q-values

Roger B. Newson
National Heart and Lung Institute
Imperial College London
London, UK
r.newson@imperial.ac.uk
Abstract.  I describe the use of the Bonferroni and Holm formulas as approximations for Šidák and Holland–Copenhaver formulas when issues of precision are encountered, especially with q-values corresponding to very small p-values.

View all articles by this author: Roger B. Newson

View all articles with these keywords: parmest, qqvalue, smileplot, multproc, multiple-test procedure, familywise error rate, Bonferroni, Sidák, Holm, Holland, Copenhaver

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