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residual sum

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См. также в других словарях:

  • Residual Sum Of Squares - RSS — A statistical technique used to measure the amount of variance in a data set that is not explained by the regression model. The residual sum of squares is a measure of the amount of error remaining between the regression function and the data set …   Investment dictionary

  • Residual sum of squares — In statistics, the residual sum of squares (RSS) is the sum of squares of residuals. It is the discrepancy between the data and our estimation model. The smaller this discrepancy is, the better the estimation will be.:RSS = sum {i=1}^n (y i f(x… …   Wikipedia

  • Sum of squares — is a concept that permeates much of inferential statistics and descriptive statistics. More properly, it is the sum of the squared deviations . Mathematically, it is an unscaled, or unadjusted measure of dispersion (also called variability). When …   Wikipedia

  • Residual-current device — A two pole residual current device A Residual Current Device is a generic term covering both RCCBs and RCBOs. A Residual Current Circuit Breaker (RCCB) is an electrical wiring device that disconnects a circuit whenever it detects that the… …   Wikipedia

  • sum-of-the-digits method — A method of calculating the amount by which a fixed asset is depreciated in an accounting period. The estimated life is expressed in years, and the digits for each year of its life are totalled. The proportion of the asset s cost or valuation… …   Accounting dictionary

  • sum-of-the-digits method — A method of calculating the amount by which a fixed asset is depreciated in an accounting period. The estimated life is expressed in years, and the digits for each year of its life are totalled. The proportion of the asset s cost or valuation… …   Big dictionary of business and management

  • Total sum of squares — The value of the total sum of squares (TSS) depends on the data being analyzed and the test that is being done.In statistical linear models, (particularly in standard regression models), the TSS is the sum of the squares of the difference of the… …   Wikipedia

  • Explained sum of squares — In statistics, an explained sum of squares (ESS) is the sum of squared predicted values in a standard regression model (for example y {i}=a+bx {i}+epsilon {i}), where y {i} is the response variable, x {i} is the explanatory variable, a and b are… …   Wikipedia

  • The Sum of All Fears — Infobox Book | name = The Sum of All Fears title orig = image caption = First edition cover art author = Tom Clancy cover artist = country = United States language = English series = Ryanverse genre = Thriller novel publisher = Putnam release… …   Wikipedia

  • Functional residual capacity — (FRC) is the volume of air present in the lungs at the end of passive expiration. At FRC, the elastic recoil forces of the lungs and chest wall are equal but opposite and there is no exertion by the diaphragm or other respiratory muscles.FRC is… …   Wikipedia

  • Degrees of freedom (statistics) — In statistics, the number of degrees of freedom is the number of values in the final calculation of a statistic that are free to vary.[1] Estimates of statistical parameters can be based upon different amounts of information or data. The number… …   Wikipedia

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