Goodman-Kruskal lambda

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In descriptive statistics, a measure of the degree of similarity between binary or dichotomous variables. It provides an index, on a scale ranging from 0 to 1, of the presence or absence of a characteristic on one variable given its presence or absence on the other variable. Also called the lambda statistic LB. [Named after the US statisticians Leo A. Goodman (born 1928) and William Henry Kruskal (1919–2005) who discussed it in a series of articles beginning in 1954 and lambda (λ), the eleventh letter of the Greek alphabet]

Subjects: Psychology.

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