bn:00073919n
Noun Concept
Categories: Statistical deviation and dispersion, Articles with short description, Summary statistics
EN
standard deviation  5 sigma  Five sigma  Four sigma  One sigma
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EN
In statistics, the standard deviation is a measure of the amount of variation or dispersion of a set of values. Wikipedia
A statistical measure of variation Wikipedia Disambiguation
Widely used measure of variability or diversity used in statistics and probability theory. Wikipedia Disambiguation
The measure of the dispersion of a distribution is equal to the square root of the variance. OmegaWiki
A measure of how spread out data values are around the mean, defined as the square root of the variance. Represented with the Greek letter σ (sigma). Wiktionary
Statistical measure. Wiktionary (translation)