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On the Reliability of the Extreme Score

Published online by Cambridge University Press:  01 January 2025

Huynh Huynh
Huynh Huynh*
Affiliation:
University of South Carolina
*
Requests for reprints should be sent to Huynh Huynh, College of Education, University of South Carolina, Columbia, SC 29208.
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Abstract

Under the assumption of normality, a formula is derived for the reliability of the maximum score. It is shown that the maximum score is more reliable than each of the single observations, but less reliable than their composite score.

Keywords

reliabilityextreme score
Type
Notes And Comments
Information
Psychometrika , Volume 51 , Issue 3 , September 1986 , pp. 475 - 478
Copyright
Copyright © 1986 The Psychometric Society

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References

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Ruben, H. (1954). On the moments of order statistics in samples from normal populations. Biometrika, 41, 200–227.CrossRefGoogle Scholar