Squared deviations from the mean (SDM) result from squaring deviations. In probability theory and statistics, the definition of variance is either the...

The root mean square deviation (RMSD) or root mean square error (RMSE) is either one of two closely related and frequently used measures of the differences...

statistics, the mean squared error (MSE) or mean squared deviation (MSD) of an estimator (of a procedure for estimating an unobserved quantity) measures the average...

measure of statistical dispersion Mean squared deviation, another measure of statistical dispersion Mean Deviation (book), a 2010 non-fiction book by former...

from the average. Positive deviations indicate values above the mean, while negative deviations indicate values below the mean. The sum of squared deviations...

_{\nu }^{2}={\frac {\chi ^{2}}{\nu }},} where the chi-squared is a weighted sum of squared deviations: χ 2 = ∑ i ( O i − C i ) 2 σ i 2 {\displaystyle...

the root mean square deviation of atomic positions, or simply root mean square deviation (RMSD), is the measure of the average distance between the atoms...

The average absolute deviation (AAD) of a data set is the average of the absolute deviations from a central point. It is a summary statistic of statistical...

to as the within-groups and between-groups SSP matrices. Squared deviations from the mean Sum of squares (statistics) Lack-of-fit sum of squares Expected...

as mean square deviation. When the reference value is the assumed true value, the result is known as mean squared error. A typical estimate for the sample...