3:30 pm - 5:30 pm EST
Working with Non-Probability Samples:
Assessing and Remediating Bias
Panel Discussion & Q&A
Courtney Kennedy
Director of Survey Research, Pew Research Center
"Exploring the Assumption That Online Opt-in Respondents Are Answering in Good Faith"
Yan Li
Professor, Joint Program in Survey Methodology & Department of Epidemiology and Biostatistics, University of Maryland, College Park
"Exchangeability Assumption in Propensity-Score Based Adjustment Methods for Population Mean Estimation Using Non-Probability Samples"
Jean-François Beaumont
Senior Statistical Advisor, Statistics Canada
"Reducing the Bias of Non-Probability Sample Estimators Through Inverse Probability Weighting with an Application to Statistics Canada’s Crowdsourcing Data"
National Agricultural Statistics Service
US Department of Agriculture
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![Courtney Kennedy, Pew Research Center; Yan Li, University of Maryland, College Park; Jean-François Beaumont, Statistics Canada](https://www.niss.org/sites/default/files/styles/event_photo/public/event_images/Speakers%2003%2001%202022_0.png?itok=eB4e0cJZ)
![Morris Hansen](https://www.niss.org/sites/default/files/styles/event_photo/public/event_images/MH_0.jpg?itok=K4w1zClL)
![](https://www.niss.org/sites/default/files/styles/event_photo/public/event_images/Sponsors%2003%2001%202022_0.png?itok=-WK_N0Y_)