The political parties and geographic locations of the survey respondents almost precisely match the population of likely voters. Thus, there is no need for weighting based upon these variables. NOTE: For facts about what constitutes a scientific survey and the factors that impact their accuracy, ...
The sample receiving part 1 was weighted to adjust for differential probabilities of selection within households and for differences in intensity of recruitment effort among hard-to-recruit cases and poststratified to match the 2000 census population distribution on a number of geographic and sociodemogra...
Geographic and Socioeconomic Characteristics More than half (2276 [52.3%]) of the patients were from Asia, 1024 (23.5%) were from Africa, 522 (12.0%) were from Europe, 512 (11.8%) were from the Americas, and 17 (0.4%) were from Oceania. Of all patients, 533 (12.3%) came from low...
Geographic variation in expenditures for physicians’ services in the United States N. Engl. J. Med., 328 (1993), pp. 621-627 Available at: http://www.nejm.org/doi/full/10.1056/NEJM199303043280906 (accessed 05.01.14) Google Scholar Canada Bensimon et al., 2012 C.M. Bensimon, M.J. Smi...
[Textbook: Fiscal Challenges: An Interdisciplinary Approach to Budget Policy. Edited by Elizabeth Garrett, Elizabeth A. Graddy, and Howell E. Jackson. Cambridge University Press, 2009. Chapter 6: “Counting the Ways: The Structure of Federal Spending.” By Howell E. Jackson. Page 207: “The ...
(which includes non-English speakers and nonhousehold residents, who were excluded from the NCS-R sample) because it was impractical to refine the 2000 census data to have the same restrictions as the NCS-R while still using tract-level census geocode data to adjust for geographic variation in...