power of statistical test

power of statistical test
moc testu statystycznego

English-Polish dictionary for engineers. 2013.

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  • Power — may refer to*any ability to effect change;political or social * Power (philosophy) ** Political power, power held by a person or group in a country s political system ** Reserve power, a power exercised by a head of state in certain exceptional… …   Wikipedia

  • Statistical hypothesis testing — This article is about frequentist hypothesis testing which is taught in introductory statistics. For Bayesian hypothesis testing, see Bayesian inference. A statistical hypothesis test is a method of making decisions using data, whether from a… …   Wikipedia

  • Statistical power — The power of a statistical test is the probability that the test will reject a false null hypothesis (that it will not make a Type II error). As power increases, the chances of a Type II error decrease. The probability of a Type II error is… …   Wikipedia

  • power — 1. In optics, the refractive vergence of a lens. 2. In physics and engineering, the rate at which work is done. 3. The exponent of a number or expression that provides the number of times that …   Medical dictionary

  • power — I. noun Usage: often attributive Etymology: Middle English, from Anglo French poer, pouer, from poer to be able, from Vulgar Latin *potēre, alteration of Latin posse more at potent Date: 13th century 1. a. (1) ability to act or produce an effect… …   New Collegiate Dictionary

  • statistical power — noun The probability that a statistical test will reject a false null hypothesis, that is, that it will not make a type II error, producing a false negative …   Wiktionary

  • power function — noun Date: 1957 1. a function of a parameter under statistical test whose value for a particular value of the parameter is the probability of rejecting the null hypothesis if that value of the parameter happens to be true 2. a function (as f(x) …   New Collegiate Dictionary

  • power analysis — a statistical procedure used to determine the number of subjects in a study required to show a significant difference at a predetermined level of significance and size of effect; it is also used to determine the power of a test from the sample… …   Medical dictionary

  • power function — noun 1. : a function of a parameter under statistical test whose value for a particular value of the parameter is the probability of rejecting the null hypothesis if that value of the parameter is true 2. : a function (as f(x) = axk) that equals… …   Useful english dictionary

  • Power — (englisch für Kraft, Macht, Energie) oder Teststärke beschreibt in der Statistik die Aussagekraft eines statistischen Tests. Die Teststärke gibt an, mit welcher Wahrscheinlichkeit ein Signifikanztest zugunsten einer spezifischen… …   Deutsch Wikipedia

  • Statistical Lempel Ziv — is a concept of lossless data compression technique published by Dr. Sam Kwong and Yu Fan Ho in 2001.[1] It may be viewed as a variant of the Lempel Ziv (LZ) based method. The contribution of this concept is to include the statistical properties… …   Wikipedia

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