Analysis of covariance using the rank transformation.

W. J. Conover, R. L. Iman

Research output: Contribution to journalArticlepeer-review

318 Scopus citations


The rank transformation refers to the replacement of data by their ranks, with a subsequent analysis using the usual normal theory procedure, but calculated on the ranks rather than on the data. The rank transformation approach to analysis of covariance is presented and examined. -from Authors

Original languageEnglish
Pages (from-to)715-724
Number of pages10
Issue number3
StatePublished - 1982


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