The DIA’s Study Endpoints Community is sponsoring an educational presentation entitled, “Gathering better PRO data by using Item Response Theory” presented by Michael C. Edwards, PhD, Associate Professor, The Ohio State University. Click to download the Presentation Slides. Dial-in numbers United States Toll Free (866) 668-0721 Standard International +1(845) 977-0098 International Dial-in numbers Participant code 4703624044
Dr. Michael Edwards offers some thoughts on validity and model fit
VPG managing partner, Dr. Michael Edwards, presented “Some thoughts on validity and model fit” at the 79th Annual Meeting of the Psychometric Society. Edwards discusses that as scores require validity testing, so do model fit indexes themselves. The slide deck can be downloaded here: Edwards IMPS 2014 7.21.14
VPG Provides a Workshop on flexMIRT at the 79th Psychometric Society Meeting
Drs. Li Cai and Carrie Houts of VPG will provide an in-depth introduction to the flexMIRT system and provide valuable hands on experience with the software. Find out more about the course here.