# variance of analysis

**S**,_{a}^{2}__n__the variance caused by chance errors (deviations) of analysis.**D2013**

*ASTM D121-09a Standard Terminology of Coal and Coke.
2014.*

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**analysis of variance**— n analysis of variation in an experimental outcome and esp. of a statistical variance in order to determine the contributions of given factors or variables to the variance * * * (ANOVA) a statistical method for analyzing the effects of each of… … Medical dictionary**Analysis of variance**— In statistics, analysis of variance (ANOVA) is a collection of statistical models, and their associated procedures, in which the observed variance in a particular variable is partitioned into components attributable to different sources of… … Wikipedia**variance**— n the mean square of deviations (or errors) of a set of observations; the sum of squared deviations (or errors) of individual observations with respect to their arithmetic mean divided by the number of observations less one (degrees of freedom);… … Coke&Coal Terminology**Analysis of covariance**— (ANCOVA) is a general linear model with one continuous outcome variable and one or more factors. ANCOVA is a merger of ANOVA and regression for continuous variables. ANCOVA tests whether certain factors have an effect on the outcome variable… … Wikipedia**Analysis**— (from Greek ἀνάλυσις , a breaking up ) is the process of breaking a complex topic or substance into smaller parts to gain a better understanding of it. The technique has been applied in the study of mathematics and logic since before Aristotle,… … Wikipedia**Analysis of molecular variance**— (AMOVA), is a statistical model for the molecular variation in a single species, typically biological. [Excoffier, L.; Smouse, P. E.; and Quattro, J. M. 1992. Analysis of Molecular Variance Inferred from Metric Distances among DNA Haplotypes:… … Wikipedia**Analysis of variance**— A*nal y*sis of variance, n. (Statistics) a statistical technique by which the results of an observation or experiment are analyzed to determine the relative contributions of the different possible causative factors or variables to the outcome.… … The Collaborative International Dictionary of English**variance analysis**— analysis of the distribution or error that is random in experiment results … English contemporary dictionary**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 (accounting)**— In budgeting (or management accounting in general), a variance is the difference between a budgeted, planned or standard amount and the actual amount incurred/sold. Variances can be computed for both costs and revenues.The concept of variance is… … Wikipedia