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Research article

First published 1997-08

On the Derivation of Camp's Tetrachoric Correlation Approximation

Gordon Rae

Educational and Psychological Measurement

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Research article

First published 1988-02

A Note on Approximating Correlations from Odds Ratios

MARK P. BECKER, CLIFFORD C. CLOGG

Sociological Methods & Research

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Research article

First published 1992-03

Tetra: A Fortran IV Program for Computing the Cosine-Pi Approximation to the Tetrachoric Correlation Coefficient

Gilbert Becker, John Hilton

Educational and Psychological Measurement

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Research article

First published 1987-06

Correcting Doubly Truncated Correlations: An Improved Approximation for Correcting the Bivariate Normal Correlation when Truncation has Occurred on Both Variables

Ralph A. Alexander, Kenneth P. Carson, George M. Alliger [...]

Educational and Psychological Measurement

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Research article

First published 1996-06

Approximating Pearson Product-Moment Correlations from Kendall's Tau and Spearman's Rho

Melvin T. Rupinski, William P. Dunlap

Educational and Psychological Measurement

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Research article

First published 1968-07

Tetrachoric Correlation by the Camp Approximation

Edward E. Cureton

Educational and Psychological Measurement

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Research article

First published 1964-12

Intraclass Correlation as an Approximation to the Coefficient of Generalizability

Lee J. Cronbach, Hiroshi Ikeda, R. A. Avner

Psychological Reports

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Research article

First published 2025

Deviations from the Beer–Lambert Approximation Investigated Using Two-Dimensional Correlation Infrared Spectroscopy

Thomas G. Mayerhöfer, Susanne Pahlow, Uwe Hübner [...]

Applied Spectroscopy

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Research article

First published 2009-3

Models for association rules based on clustering and correlation

Carlos Ordonez

Intelligent Data Analysis: An International Journal

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Research article

First published 1954-12

A Study of the Error in the Cosine-PI Approximation to the Tetrachoric Coefficient of Correlation

Eugene A. Bouvier, Norman C. Perry, William B. Michael [...]

Educational and Psychological Measurement

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