PSYC 301 Study Guide - Final Guide: Teaching Method, Analysis Of Variance, Operational Definition

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#*******even if it"s just one group, if the same people are getting two scores i. e. Pre-test and post-test, it counts as two dvs. #to examine the effects of alcohol on driving ability, group 1 was given alcohol and group 2 received no alcohol. #experimental = group 1, control = group 2. #in a study on the effects of practice on performance, group 1 did task without practice and. #experimental = group 2, control = group 1. #levels() to remember which number corresponds to which level. #load booksales dataset, determine class of "sales" and "stock. levels" (do you need to convert. #use levels () function to determine labels for "stock. levels" variable levels(stock. levels)