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On Determining the Reliability and Significance of a Tetrachoric Coefficient of Correlation

Published online by Cambridge University Press:  01 January 2025

J. P. Guilford  and
Thoburn C. Lyons
J. P. Guilford
Affiliation:
University of Southern California
Thoburn C. Lyons
Affiliation:
University of Southern California
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Abstract

In this note are presented facilitating tables for the estimation of the standard error of a tetrachoric r and also tables providing significant and very significant tetrachoric coefficients for various sizes of samples and various combinations of proportions in the dichotomized distributions.

Type
Original Paper
Information
Psychometrika , Volume 7 , Issue 4 , December 1942 , pp. 243 - 249
Copyright
Copyright © 1942 The Psychometric Society

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Footnotes

*

The task of computing the values in the accompanying tables should be credited to Mr. Lyons.

References

Chesire, L., Saffir, M., and Thurstone, L. L. Computing Diagrams for the Tetrachoric Correlation Coefficient, Chicago: Univ. Chicago Press, 1933.Google Scholar
Kelley, T. L. Statistical Method, New York: Macmillan Company, 1924.Google Scholar
Davenport, C. B. and Ekas, M. P. Statistical Methods in Biology, Medicine, and Psychology, New York: John Wiley & Sons, 1936.Google Scholar