Some of us evaluators find ourselves using our stats straight away out of school, and for various reasons some of us don't.  In this episode we discuss the different levels of use among evaluators and what is really acceptable in terms of statistical knowledge. Here's the link to Paul D. Ellis' great little e-book, Effect Size Matters. AEA often has eStudy courses on statistics,  and here are some other links for online refreshers: Rice University's Online Statistics Education: An Interactive Multimedia Course of Study Johns Hopkins' Introduction to Biostatistics 1 Coursera/Princeton University's Statistics 1 UDACITY's Introduction to Statistics This list is by no means comprehensive, so please, if you know of others, suggest them in the Comments below! And yes, it is Rip Van Winkle.