GBM Twang - Woitschach & Zumbo, UBC.

Nonparticipation (Unit Nonresponse) In Surveys: A Practitioner’s Guide to the Conceptualization, Impact of, and Adjustment for Unit Nonresponse. (A 3-part webinar series; Demonstration of using Twang in R). Please see the webinar webpage with links to the webinar notes, videos, and demonstration of propensity score weightings using SPSS and also Twang in R - https://brunozumbo.com/?page_id=369 Pamela Woitschach, Ph.D. & Bruno D. Zumbo, Ph.D., UBC.