Many healthcare providers feel that UPIC audits often fall short, with flawed sampling and extrapolation techniques that dramatically exaggerate overpayment findings, exposing providers to undue ...

Online data has the potential to transform how researchers and companies produce election forecasts. Social media surveys, online panels, and even comments scraped from the internet can offer valuable ...

Add a description, image, and links to the nonprobability-sampling topic page so that developers can more easily learn about it.

William A. Brookshire Department of Chemical and Biomolecular Engineering, University of Houston, 4226 Martin Luther King Boulevard, Houston, Texas 77204, United States ...

ABSTRACT: Numerous developing nations are grappling with high unemployment rates, as exemplified by South Africa’s 32.1% unemployment rate. This has resulted in a surge in youth unemployment, with ...

As an independent nonprofit, the Internet Archive is fighting for universal access to quality information. We build and maintain all our own systems, but we don’t charge for access, sell user ...

Marine Megafauna Research Lab, School of Natural and Environmental Sciences, Newcastle University, Newcastle Upon Tyne, United Kingdom Bycatch is the most significant threat to marine mammals globally ...

This technical note covers household surveys with a focus on probability sampling, bias, and survey weights. It explains how households are selected in a representative way from a population for a ...