Tetrachoric Correlation: A Permutation Alternative

Michael Long; Kenneth Berry; Paul Mielke

doi:10.1177/0013164408324463

Tetrachoric Correlation: A Permutation Alternative

Michael Long, Kenneth Berry, Paul Mielke

Research output: Contribution to journal › Article › peer-review

10 Citations (Scopus)

Abstract

An exact permutation test is provided for the tetrachoric correlation coefficient. Comparisons with the conventional test employing Student’s t distribution demonstrate the necessity of using the permutation approach for small sample sizes and/or disproportionate marginal frequency totals.

Original language	English
Pages (from-to)	429-437
Journal	Educational and Psychological Measurement
Volume	69
Issue number	3
DOIs	https://doi.org/10.1177/0013164408324463
Publication status	Published - Jun 2009

Keywords

tetrachoric correlation coefficient
dichotomous variables
small sample
permutation

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KW - dichotomous variables

KW - small sample

KW - permutation

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JO - Educational and Psychological Measurement

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Tetrachoric Correlation: A Permutation Alternative

Abstract

Keywords

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