Value-Added Resources

Ohio's Value-added system uses an advanced methodology (Education Value-added Assessment System-EVASS) initially formulated by William Sanders and further developed by Sanders and colleagues at SAS Institute, Inc.  These procedures, while computationally complex, have a substantial body of empirical testing in research literature to support them. 

Value-Added Data Access

Tools and Resources

Technical reports:

Related Research

Last Modified: 11/3/2015 10:27:51 AM