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Calculation of the Tetrachoric Correlation Coefficient

Published online by Cambridge University Press:  01 January 2025

D. R. Divgi
D. R. Divgi*
Affiliation:
Syracuse University
*
Requests for reprints should be sent to D. R. Divgi, Test Scoring & Evaluation Services, Syracuse University, Syracuse, NY 13210.
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Abstract

A new subroutine has been developed for calculating the terachoric correlation coefficient. Recent advances in computing inverse normal and bivariate normal distributions have been utilized. The iterative procedure is started with an approximation with an error less than ±.0135.

Type
Original Paper
Information
Psychometrika , Volume 44 , Issue 2 , June 1979 , pp. 169 - 172
Copyright
Copyright © 1979 The Psychometric Society

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Footnotes

I am grateful to the Editor for valuable suggestions for improving the presentation.

References

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