phi correlation

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Noun1.phi correlation - an index of the relation between any two sets of scores that can both be represented on ordered binary dimensions (e.g., male-female)
statistics - a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameters
distribution free statistic, nonparametric statistic - a statistic computed without knowledge of the form or the parameters of the distribution from which observations are drawn
References in periodicals archive ?
The relationship between the RA diagnosis and laboratory data was investigated by analyzing the phi correlation coefficient.
The Spearman-Brown formula, applied to phi correlations calculated for each pair of item scores, estimated full-scale reliabilities of 0.