The gamma coefficient revisited
We introduce a variant of Goodman and Kruskal's gamma coefficient which can be interpreted as a measure of "proportional-reduction-in-variation". Our goal was to provide the gamma coefficient with an R2-like interpretation, which makes interpretation of intermediate values easier.
Year of publication: |
2007
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Authors: | Rousson, Valentin |
Published in: |
Statistics & Probability Letters. - Elsevier, ISSN 0167-7152. - Vol. 77.2007, 17, p. 1696-1704
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Publisher: |
Elsevier |
Keywords: | Gamma coefficient Ordinal association Ordinal variation Geometric mean R2-like quantity Measure of proportional-reduction-in-variation |
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