Urinary cadmium levels (U-Cd) were measured in 1770 adults (aged 18–65 years) as a representative sample of the Spanish workforce. The geometric mean (GM) was 0.28 μg/l with 95% CI: 0.27–0.32 ...

Survey researchers increasingly recognize that a single survey of the general public can rarely represent the views of small groups of Americans. Such surveys frequently have too few interviews with ...

DAVID P. LINDSTROM, How Representative Are Snowball Samples? Using the Ethnosurvey to Study Guatemala-U.S. Migration, The Annals of the American Academy of Political and Social Science, Vol. 666, ...

Sample analysis based on representative sampling can help companies identify quickly and easily which batches of product were contaminated and prevent recalls of entire shipments of products.

Jennifer O'Loughlin, Marie Lambert, Igor Karp, Jennifer McGrath, Katherine Gray-Donald, Tracie A. Barnett, Edgard E. Delvin, Emile Levy, Gilles Paradis, Association between cigarette smoking and ...

A wide body of academic surveys with nationally representative samples shows Taiwanese people’s willingness to fight to defend their homeland, including those under 30. In a recent guest essay ...

Study Sample and Patients’ Characteristics The study sample included 4493 patients with T2D treated with antidiabetic medications, which represented 19,629,829 patients across the United States ...

The industry generally agrees that a truly representative sample should include cell phone-only households, landline-only households, and mixed households. Many pollsters are working on assembling ...

If there are 16 million eligible voters, then a representative sample of 1,600 would mean that each sampled voter represents 10,000 people just like them.