Variance
August 3rd, 2008Variance
Variance -- from Wolfram MathWorld
For a single variate X having a distribution P(x) with known population mean mu, the population variance var(X), commonly also written sigma^2, is defined as sigma^2=<(X-mu)^2>, (1 ... (more...)
variance - Definition of variance at Your Dictionary
noun. the quality, state, or fact of varying or being variant; a changing or tendency to change; degree of change or difference; divergence; discrepancy; official permission to ... (more...)
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variance: Definition from Answers.com
Variance A measure of the dispersion of a set of data points around their mean value. It is a mathematical expectation of the average squared (more...)
variance - Wiktionary
The act of varying or the state of being variable (more...)
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variance
Wiktionary
variance - definition of variance by the Free Online Dictionary ...
var·i·ance (vār-ns, v r-) n. 1. a. The act of varying. b. The state or quality of being variant or variable; a variation. c. A difference between what is expected and what ... (more...)
variance - Definition from the Merriam-Webster Online Dictionary
Definition of variance from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. (more...)
Variance - Wikipedia, the free encyclopedia
In probability theory and statistics, the variance of a random variable, probability distribution, or sample is one measure of statistical dispersion, averaging the squared ... (more...)
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variance definition | Dictionary.com
noun . 1. the state, quality, or fact of being variable, divergent, different, or anomalous. 2. an instance of varying; difference; discrepancy. 3. Also called mean square ... (more...)