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This brief video discusses three methods to consider in selecting a comparison group for an outcome study: (1) random assignment, (2) nonequivalent co...
Uploaded on Jun 18, 2010 A.T. Wall, director of the Rhode Island Department of Corrections, and Andres Idarraga, a student at Yale Law School who was ...
This video from the National Institute of Justice (NIJ) features an interview with leading researcher Ron D’Amico of Social Policy Research Associates...