A summary of ABC News' polling standards and survey methodology follows. ABC News maintains standards for disclosure, validity, reliability and unbiased content in survey research and evaluates ...

Survey sampling and estimation methods form the cornerstone of modern statistical inference, underpinning research across the social, medical, and natural sciences. At their heart, these methods ...

The accuracy of three estimators of sampling variance using non-replacement probability lattice samples was determined empirically on a microuniverse. A simple split-sample scheme, although biased, ...

The Los Angeles Times/Kaiser Family Foundation survey of adults with employer-sponsored health insurance is based on interviews with a probability-based sample of 1,407 respondents between the ages of ...

The analysis in this report is based on a self-administered web survey conducted from April 14 to May 4, 2022, among a sample of 1,316 dyads, with each dyad (or pair) comprised of one U.S. teen age 13 ...

The analysis in this report is based on a self-administered web survey conducted from Sept. 26 to Oct. 23, 2023, among a sample of 1,453 dyads, with each dyad (or pair) comprised of one U.S. teen ages ...

The World Wide Web contains a vast corpus of consumer-generated content that holds invaluable insights for improving the product and service offerings of firms. Yet the typical method for extracting ...