1) several week ago I asked you folks how many psychology courses hours were required by your majors to graduate. I received 47 responses and the mean # was 34.53 course hours-- thanks, albeit, unscientific. 2) I'm trying to find articles or chapters written by Jacob Cohen in the 60s and 70s on the robustness of parametric tests. Specifically, on when parametric tests can be used with some forms of ordinal data, their tolerance for violations of assumptions, and the type I and type II errors that are made when one analyzes data such as ratings on Likert scales mike lavin [EMAIL PROTECTED]
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