sampling structure
51Statistical survey — Statistical surveys are used to collect quantitative information about items in a population. Surveys of human populations and institutions are common in political polling and government, health, social science and marketing research. A survey… …
52Benzene — For other uses, see Benzene (disambiguation). See also: Benzole Benzene …
53evolution — evolutional, adj. evolutionally, adv. /ev euh looh sheuhn/ or, esp. Brit., /ee veuh /, n. 1. any process of formation or growth; development: the evolution of a language; the evolution of the airplane. 2. a product of such development; something… …
54Race (classification of human beings) — The term race or racial group usually refers to the concept of categorizing humans into populations or groups on the basis of various sets of characteristics. [http://www.physanth.org/positions/race.html AAPA Statement on Biological Aspects of… …
55Maximum parsimony — Maximum parsimony, often simply referred to as parsimony, is a non parametric statistical method commonly used in computational phylogenetics for estimating phylogenies. Under maximum parsimony, the preferred phylogenetic tree is the tree that… …
56Brent Spar — or Brent E, was a North Sea oil storage and tanker loading buoy in the Brent oilfield, operated by Shell UK. With the completion of a pipeline connection to the oil terminal at Sullom Voe in Shetland, the storage facility had continued in use but …
57Official statistics — on Germany in 2010, published in UNECE Countries in Figures 2011. Official statistics are statistics published by government agencies or other public bodies such as international organizations. They provide quantitative or qualitative information …
58Mixture model — See also: Mixture distribution In statistics, a mixture model is a probabilistic model for representing the presence of sub populations within an overall population, without requiring that an observed data set should identify the sub population… …
59Restricted randomization — Many processes have more than one source of variation in them. In order to reduce variation in processes, these multiple sources must be understood, and that often leads to the concept of nested or hierarchical data structures. For example, in… …
60Comportement — Le terme « comportement » désigne les actions d un être vivant. Il a été introduit en psychologie française en 1908 par Henri Piéron comme équivalent français de l anglais américain behavior. On l utilise notamment en éthologie (humaine …
