A 6-hour workshop taught by Steve Porter, Ph.D. Regression workshop series discount!  Register for this along with our workshops on Logistic regression: Analyzing binary outcomes and Basics of multilevel modeling: Handling grouped data in research and evaluation for only $550 (would normally cost $700 for all three). If you are interested in the workshop series, email us at mail@percontor.org for discount codes. Register Overview Many researchers have taken a course that covers multiple regression, the statistical workhorse of the social sciences,…