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Exploring the distribution for the estimator of Rosenthal's "fail-safe' number of unpublished studies in meta-analysis

Fragkos, KC; Tsagris, M; Frangos, CC; (2015) Exploring the distribution for the estimator of Rosenthal's "fail-safe' number of unpublished studies in meta-analysis. Communications in Statistics - Theory and Methods , 46 (11) pp. 5672-5684. 10.1080/03610926.2015.1109664. Green open access

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Abstract

The present article discusses the statistical distribution for the estimator of Rosenthal's ‘file-drawer’ number NR, which is an estimator of unpublished studies in meta-analysis. We calculate the probability distribution function of NR. This is achieved based on the central limit theorem and the proposition that certain components of the estimator NR follow a half-normal distribution, derived from the standard normal distribution. Our proposed distributions are supported by simulations and investigation of convergence.

Type: Article
Title: Exploring the distribution for the estimator of Rosenthal's "fail-safe' number of unpublished studies in meta-analysis
Open access status: An open access version is available from UCL Discovery
DOI: 10.1080/03610926.2015.1109664
Publisher version: https://doi.org/10.1080/03610926.2015.1109664
Language: English
Additional information: This version is the author accepted manuscript. For information on re-use, please refer to the publisher’s terms and conditions.
Keywords: half normal distribution; publication bias; meta-analysis; Rosenthal’s fail-safe number; probability distribution function; convergence
UCL classification: UCL
UCL > Provost and Vice Provost Offices
UCL > Provost and Vice Provost Offices > School of Life and Medical Sciences
UCL > Provost and Vice Provost Offices > School of Life and Medical Sciences > Faculty of Medical Sciences
UCL > Provost and Vice Provost Offices > School of Life and Medical Sciences > Faculty of Medical Sciences > Div of Medicine
URI: https://discovery.ucl.ac.uk/id/eprint/10129719
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