weighted sample
Смотреть что такое "weighted sample" в других словарях:
Sample mean and sample covariance — are statistics computed from a collection of data, thought of as being random.ample mean and covarianceGiven a random sample extstyle mathbf{x} {1},ldots,mathbf{x} {N} from an extstyle n dimensional random variable extstyle mathbf{X} (i.e.,… … 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
Weighted mean — The weighted mean is similar to an arithmetic mean (the most common type of average), where instead of each of the data points contributing equally to the final average, some data points contribute more than others. The notion of weighted mean… … Wikipedia
Sample size — The sample size of a statistical sample is the number of observations that constitute it. It is typically denoted n , a positive integer (natural number).Typically, all else being equal, a larger sample size leads to increased precision in… … Wikipedia
sample — svėrinys statusas T sritis Standartizacija ir metrologija apibrėžtis Analizei pasverta mėginio dalis. atitikmenys: angl. dose by weight; sample; weighing amount; weight portion; weighted amount; weighted portion vok. Aufhängung, f; eingewogene… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
sample — svėrinys statusas T sritis Standartizacija ir metrologija apibrėžtis Sveriamoji arba pasverta tiriamosios medžiagos dalis. atitikmenys: angl. dose by weight; sample; weighing amount; weight portion; weighted amount; weighted portion vok.… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
weighted amount — svėrinys statusas T sritis Standartizacija ir metrologija apibrėžtis Analizei pasverta mėginio dalis. atitikmenys: angl. dose by weight; sample; weighing amount; weight portion; weighted amount; weighted portion vok. Aufhängung, f; eingewogene… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
weighted portion — svėrinys statusas T sritis Standartizacija ir metrologija apibrėžtis Analizei pasverta mėginio dalis. atitikmenys: angl. dose by weight; sample; weighing amount; weight portion; weighted amount; weighted portion vok. Aufhängung, f; eingewogene… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
weighted amount — svėrinys statusas T sritis Standartizacija ir metrologija apibrėžtis Sveriamoji arba pasverta tiriamosios medžiagos dalis. atitikmenys: angl. dose by weight; sample; weighing amount; weight portion; weighted amount; weighted portion vok.… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
weighted portion — svėrinys statusas T sritis Standartizacija ir metrologija apibrėžtis Sveriamoji arba pasverta tiriamosios medžiagos dalis. atitikmenys: angl. dose by weight; sample; weighing amount; weight portion; weighted amount; weighted portion vok.… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
weighted mean — noun see weighted average * * * Statistics. a mean that is computed with extra weight given to one or more elements of the sample. Also called weighted average. [1835 45] … Useful english dictionary
