contingency table(redirected from tetrachoric correlation coefficient)
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a tabular cross-classification of data such that subcategories of one characteristic are indicated in rows (horizontally) and subcategories of another are indicated in columns (vertically).
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contingency tablea method of presenting results so as to show relationships between two characters which can then be tested statistically by a modified CHI-SQUARED TEST (the heterogeneity chi-square test). For example, eye colour and hair colour might be measured in a sample population and the results presented in a contingency table.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005