tetrachoric correlation coefficient


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Synonyms for tetrachoric correlation coefficient

a correlation coefficient computed for two normally distributed variables that are both expressed as a dichotomy

References in periodicals archive ?
This paper introduces and describes the ViSta-Tetrachor software, a tool for computing the tetrachoric correlation coefficient in an easy and efficient way.
This is a scenario where application of the tetrachoric correlation coefficient is usually recommended.
The tetrachoric correlation coefficient can also be calculated from the ViSta's listener by directly typing the frequency values of a given table.
The tetrachoric correlation coefficient can also be used as a measure of inter-rater agreement, for the situation when there are two raters that classify subjects in two categories (Bonett & Price, 2005; Uebersax, 2006).
The second example by Bonett & Price (2005) illustrates the use of the Tetrachoric correlation coefficient as a measure of inter-rater agreement.