experimental sample

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• Experimental techniques — Experimental research designs are used for the controlled testing of causal processes. The general procedure is one or more independent variables are manipulated to determine their effect on a dependent variable. These designs can be used where:… …   Wikipedia

• Sample size determination — is the act of choosing the number of observations to include in a statistical sample. The sample size is an important feature of any empirical study in which the goal is to make inferences about a population from a sample. In practice, the sample …   Wikipedia

• Experimental economics — is a the application of experimental methods to study economic questions. Experiments are used to test the validity of economic theories and test bed new market mechanisms. Using cash motivated subjects, economic experiments create real world… …   Wikipedia

• Experimental psychology — approaches psychology as one of the natural sciences, investigates it using the experimental method. The focus of experimental psychology is on discovering the underlying processes behind behavior and the specific nature of mental life. This is… …   Wikipedia

• sample selection bias — Non random selection is both a source of bias in empirical research and a fundamental aspect of many social processes. When observations in social research are selected so that they are not independent of the outcome variables in a study, sample… …   Dictionary of sociology

• Experimental mathematics — For the mathematical journal of the same name, see Experimental Mathematics (journal) Experimental mathematics is an approach to mathematics in which numerical computation is used to investigate mathematical objects and identify properties and… …   Wikipedia

• Sample — Échantillon (musique) Échantillontage d un signal Un échantillon (sample en anglais) est un extrait de musique ou un son réutilisé dans une nouvelle composition musicale, souvent joué en boucle. L extrait original peut être une note, un motif… …   Wikipédia en Français

• Bayesian experimental design — provides a general probability theoretical framework from which other theories on experimental design can be derived. It is based on Bayesian inference to interpret the observations/data acquired during the experiment. This allows accounting for… …   Wikipedia

• Metal experimental — Avant garde metal Avant garde metal Origines stylistiques heavy metal Origines culturelles …   Wikipédia en Français

• Metal expérimental — Avant garde metal Avant garde metal Origines stylistiques heavy metal Origines culturelles …   Wikipédia en Français

• Post-perovskite — is a high pressure phase of MgSiO3, is composed of the prime oxide constituents of the Earth s rocky mantle (MgO and SiO2), and its pressure and temperature for stability imply that it is likely to occur in portions of the lowermost few hundred… …   Wikipedia