Pierce, S. J. (2011, November). Master Teacher Series—Using equivalence tests to prove that groups don't differ: How to generate "evidence of absence" rather than "absence of evidence". Demonstration session presented at Evaluation 2011: Values and Valuing in Evaluation, the annual conference of the American Evaluation Association, Anaheim, CA. This ZIP file includes PDF copy of PowerPoint slides (including speaker notes), MS Word file with resource list, R & SPSS files for replicating examples and graphs used in the slides, and a CSV file with simulated data from the examples. #StatisticalMethods #QuantitativeMethods-TheoryandDesign #2011Conference #R #SPSS