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Campbell, Kathleen T. – 1989
Problems associated with the use of analysis of covariance (ANCOVA) as a statistical control technique are explained. Three problems relate to the use of "OVA" methods (analysis of variance, analysis of covariance, multivariate analysis of variance, and multivariate analysis of covariance) in general. These are: (1) the wasting of information when…
Descriptors: Analysis of Covariance, Analysis of Variance, Multivariate Analysis, Regression (Statistics)