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Shieh, Gwowen – Multivariate Behavioral Research, 2010
Due to its extensive applicability and computational ease, moderated multiple regression (MMR) has been widely employed to analyze interaction effects between 2 continuous predictor variables. Accordingly, considerable attention has been drawn toward the supposed multicollinearity problem between predictor variables and their cross-product term.…
Descriptors: Multiple Regression Analysis, Misconceptions, Predictor Variables, Interaction
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Bauer, Daniel J.; Curran, Patrick J. – Multivariate Behavioral Research, 2005
Many important research hypotheses concern conditional relations in which the effect of one predictor varies with the value of another. Such relations are commonly evaluated as multiplicative interactions and can be tested in both fixed-and random-effects regression. Often, these interactive effects must be further probed to fully explicate the…
Descriptors: Research Methodology, Predictor Variables, Hypothesis Testing, Methods Research