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Jeffrey R. Edwards, Ph.D.



This page provides links to resources pertaining to various topics related to my teaching and research.  These resources were developed in response to questions I have received concerning nuances or extensions of my published work.  I hope you find these resources useful.


Response Surface Analyses Using SPSS


Response Surface Analyses Using STATA


Comparing Points on a Response Surface


Plotting Surfaces Using SYSTAT


Moderated Polynomial Regression


Mediated Polynomial Regression


Research Methods Seminars