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# total variance

So2, n
the overall variance resulting from collecting single increments and including division and analysis of the single increments. D2013; D2234/D2234M

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

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• Direct material total variance — In variance analysis (accounting) direct material total variance is the difference between the actual cost of actual number of units produced and its budgeted cost in terms of material. Direct material total variance can be divided into two… …   Wikipedia

• Law of total variance — In probability theory, the law of total variance or variance decomposition formula states that if X and Y are random variables on the same probability space, and the variance of X is finite, then:operatorname{var}(X)=operatorname{E}(operatorname{v… …   Wikipedia

• overhead total variance — In a system of standard costing, the total variance that arises in respect of fixed and variable overheads; it represents the difference between the standard overhead recovered for the actual units produced and the actual overhead incurred for a… …   Accounting dictionary

• fixed overhead total variance — In a system of standard costing, the total difference arising between the standard fixed overhead absorbed for the actual units produced and the actual fixed overhead expenditure incurred. See: overhead total variance …   Accounting dictionary

• variable overhead total variance — In a system of standard costing, the total difference arising between the standard variable overhead absorbed for the actual units produced and the actual variable overhead expenditure incurred. See: overhead total variance …   Accounting 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

• 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

• Variance (statistiques) — Variance (statistiques et probabilités) Pour les articles homonymes, voir Variance. En statistique et probabilité, la variance est une mesure arbitraire servant à caractériser la dispersion d une distribution ou d un échantillon. Sommaire 1… …   Wikipédia en Français

• Variance (statistiques et probabilites) — Variance (statistiques et probabilités) Pour les articles homonymes, voir Variance. En statistique et probabilité, la variance est une mesure arbitraire servant à caractériser la dispersion d une distribution ou d un échantillon. Sommaire 1… …   Wikipédia en Français