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Communications in Statistics - Theory and Methods Volume 45, 2016 - Issue 1
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Original Articles

Improved versions of greenwood estimators under koziol-green model

Jiantian WangDepartment of Mathematics, Kean University, Union, New Jersey, USACorrespondence[email protected]
Pages 142-157 | Received 06 May 2013, Accepted 10 Sep 2013, Published online: 06 Jan 2016
 
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ABSTRACT

It is well known that the Greenwood estimators underestimate the variances of the Nelson-Aalen estimator and the Kaplan-Meier estimator. In this article, we reveal some “improved” versions of the Greenwood estimators under the Koziol-Green model.

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