Keppel and Wickens refer to influential researchers in the field of statistics and psychology who developed methods for analyzing data, particularly focusing on ANCOVA (Analysis of Covariance) and MANOVA (Multivariate Analysis of Variance). Their work emphasizes the importance of controlling for covariates in experimental designs, helping to clarify the relationships between variables in complex data sets. Their contributions are significant in enhancing the interpretability and validity of statistical analyses.
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