Tetrachoric Correlation: A Permutation Alternative

Michael Long, Kenneth Berry, Paul Mielke

Research output: Contribution to journalArticlepeer-review

9 Citations (Scopus)


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 languageEnglish
Pages (from-to)429-437
JournalEducational and Psychological Measurement
Issue number3
Publication statusPublished - Jun 2009


Dive into the research topics of 'Tetrachoric Correlation: A Permutation Alternative'. Together they form a unique fingerprint.

Cite this