variance parameter
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Parameter — For other uses, see Parameter (disambiguation). Parameter from Ancient Greek παρά also “para” meaning “beside, subsidiary” and μέτρον also “metron” meaning “measure”, can be interpreted in mathematics, logic, linguistics, environmental science[1] … Wikipedia
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-gamma distribution — Probability distribution name =variance gamma distribution type =density pdf cdf parameters =mu location (real) alpha (real) eta asymmetry parameter (real) lambda > 0 gamma = sqrt{alpha^2 eta^2} > 0 support =x in ( infty; +infty)! pdf… … Wikipedia
parameter — noun Etymology: New Latin, from para + Greek metron measure more at measure Date: 1852 1. a. an arbitrary constant whose value characterizes a member of a system (as a family of curves); also a quantity (as a mean or variance) that describes a… … New Collegiate Dictionary
parameter — One of many dimensions or ways of measuring or describing an object or evaluating a subject : 1. In a mathematical expression, an arbitrary constant that can possess different values, each value defining other expressions, and can determine the… … Medical dictionary
variance des paramètres de série à la série — gaminių partijų parametrų sklaida statusas T sritis radioelektronika atitikmenys: angl. run to run parameter variation vok. Streuung von Serie zu Serie, f rus. разброс параметров изделий от партии к партии, m pranc. variance des paramètres de… … Radioelektronikos terminų žodynas
Nuisance parameter — In statistics, a nuisance parameter is any parameter which is not of immediate interest but which must be accounted for in the analysis of those parameters which are of interest. The classic example of a nuisance parameter is the variance, σ2, of … 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
Statistical parameter — A statistical parameter is a parameter that indexes a family of probability distributions. It can be regarded as a numerical characteristic of a population or a model.[1] Among parameterized families of distributions are the normal distributions … Wikipedia
Noncentrality parameter — Noncentrality parameters are parameters of families of probability distributions which are related to other central families of distributions. If the noncentrality parameter of a distribution is zero, the distribution is identical to a… … Wikipedia
Scale parameter — In probability theory and statistics, a scale parameter is a special kind of numerical parameter of a parametric family of probability distributions. The larger the scale parameter, the more spread out the distribution.DefinitionIf a family of… … Wikipedia
