Journal of Health, Population and Nutrition, Vol. 23, No. 1 (March 2005), pp. 66-73 (8 pages) In many community-based surveys, multi-level sampling is inherent in the design. In the design of these ...
This is a preview. Log in through your library . Abstract The beta-binomial distribution has been frequently applied to model intraclass correlation among dichotomous responses in cluster sampling. To ...
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Major IQ differences in identical twins linked to schooling, challenging decades of research
A new analysis of studies spanning the last century finds that differences in schooling appear to explain a large portion of the IQ gap between identical twins who were raised in separate homes. The ...
The National Human Exposure Assessment Survey (NHEXAS) field study in EPA Region V (one of three NHEXAS field studies) provides extensive exposure data on a representative sample of 249 residents of ...
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