- population variance
- мат. дисперсия генеральной совокупности
Большой англо-русский и русско-английский словарь. 2001.
population variance
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Variance — In probability theory and statistics, the variance of a random variable, probability distribution, or sample is one measure of statistical dispersion, averaging the squared distance of its possible values from the expected value (mean). Whereas… … Wikipedia
variance — [ varjɑ̃s ] n. f. • 1904; de variant, p. prés. de varier, d apr. invariant, covariant 1 ♦ Sc. Nombre de conditions définissant un système physique ou chimique et que l on peut faire varier arbitrairement sans détruire l état d équilibre du… … Encyclopédie Universelle
Population Genetics of the Sami Peoples — Autosomal DNA in Sami PopulationsIn the early years of genetic research the Sami people caught the scientists interest because of their unusual blood group distribution (Boyd 1939, Mourant 1952, Ryttinger 1957). In later years, the use classic… … Wikipedia
POPULATION — THE JEWISH POPULATION Growth by Aliyah In 1882 the Jewish population of Ereẓ Israel numbered some 24,000, roughly 5% of the total, and about 0.3% of the world Jewish population. Since then there has been an almost continuous flow of aliyah, which … Encyclopedia of Judaism
population parameter — Statistics. a quantity or statistical measure that, for a given population, is fixed and that is used as the value of a variable in some general distribution or frequency function to make it descriptive of that population: The mean and variance… … Useful english dictionary
population parameter — Statistics. a quantity or statistical measure that, for a given population, is fixed and that is used as the value of a variable in some general distribution or frequency function to make it descriptive of that population: The mean and variance… … Universalium
population parameter — /pɒpjəˈleɪʃən pəræmətə/ (say popyuh layshuhn puhramuhtuh) noun Statistics a variable entering into the mathematical form of the distribution of a population such that the possible values of the variable correspond to different distributions: the… …
variance — A statistical term representing a measure of the dispersion of data from the overall mean. Used to quantify the variability of a population … Glossary of Biotechnology
Algorithms for calculating variance — play a major role in statistical computing. A key problem in the design of good algorithms for this problem is that formulas for the variance may involve sums of squares, which can lead to numerical instability as well as to arithmetic overflow… … Wikipedia
True variance — In statistics, the term true variance is often used to refer to the unobservable variance of a whole finite population, as distinguished from an observable statistic based on a sample. Suppose a number, such as a person s height or income or age… … Wikipedia
Minimum-variance unbiased estimator — In statistics a uniformly minimum variance unbiased estimator or minimum variance unbiased estimator (UMVUE or MVUE) is an unbiased estimator that has lower variance than any other unbiased estimator for all possible values of the parameter. The… … Wikipedia
