This is a preview. Log in through your library . Abstract Sample surveys are used to investigate occurrence and determinants of diseases in populations. Their reliability is influenced by quality of ...
Journal of the Royal Statistical Society. Series D (The Statistician), Vol. 44, No. 2 (1995), pp. 173-194 (22 pages) General population surveys in Britain tend to use either the electoral registers ...
One possible explanation for the variability in estimates across the different nonprobability samples is the range of methods that online sample vendors employ. They differ on recruitment, weighting ...
Survey data in this report are based on Pew Research Center surveys conducted with a nationally representative sample of Hispanics. Differences between groups or subgroups, such as foreign-born and ...
PROC SURVEYSELECT provides a variety of methods for selecting probability-based random samples. With probability sampling, each unit in the survey population has a known, positive probablity of ...
Peter Kellner has written a challenging article with the straightforward title Down With Random Samples(Kellner, 2007). His opening lines are: “We all know what perfection looks like. It is a pure ...
In a September 28, 2018 Change Request to Medicare’s Program Integrity Manual (“PIM”), the Centers for Medicare & Medicaid Services (“CMS”) updated its instructions to Medicare contractors regarding ...
Mark Blumenthal and Natalie Jackson of Huffpost Pollster write: If you read polls in the news, you’re probably familiar with the term “margin of error.” What ...
NEW YORK--(BUSINESS WIRE)--GfK has named Mansour Fahimi, Ph.D., as Senior Vice President of Sampling Statistics, signaling the company’s continued commitment to the highest standards in online ...
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