Measures of Departure from Probability Sampling

• Activity Number: 9 - COVID-19 and Survey Sampling: Challenges and Opportunities
• Type: Invited
• Date/Time: Sunday, August 8, 2021 : 1:30 PM to 3:20 PM
• Sponsor: Survey Research Methods Section
• Author(s): Roderick Joseph Little*
• Companies: University of Michigan
• Keywords: Probability Sampling; Selection Bias; Pattern-Mixture Models

Abstract

Scientific sampling is noticeably absent in measuring the prevalence and course of the COVID 19 pandemic, so measures of deviation from probability sampling are particularly important. I'll discuss some measures, including recent ones by XL Meng and by me and my colleagues at the University of Michigan