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A Unifying Expression for the Maximal Reliability of a Linear Composite

Published online by Cambridge University Press:  01 January 2025

Heng Li
Heng Li*
Affiliation:
Department of Statistics and Biostatistics, University of Rochester
*
Requests for reprints should be addressed to Heng Li, Department of Biostatistics, School of Medicine and Dentistry, University of Rochester, 601 Elmwood Avenue, Box 630, Rochester, NY 14642.
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Abstract

A formally simple expression for the maximal reliability of a linear composite is provided, its theoretical implications and its relation to existing results for reliability are discussed.

Keywords

maximal reliabilityreliabilitySpearman-Brown equation

Information

Type
Original Paper
Information
Psychometrika , Volume 62 , Issue 2 , June 1997, pp. 245 - 249
Copyright
Copyright © 1997 The Psychometric Society

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Footnotes

The author would like to thank the editor, an associate editor, and their reviewers for very helpful comments on the earlier drafts of this work. He is indebted to Donald B. Rubin for his continual guidance, and to Robert Rosenthal for man), enlightening discussions. Preparation of this article was partially supported by the National Science Foundation through grant SBR-9207456. Most of this work was completed while the author was with the Department of Statistics at Harvard University.

References

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