Term: standard deviation, \(s\)
https://doi.org/10.1351/goldbook.S05911

Definition:
The positive square root of the sum of the squares of the deviations between the observations and the mean of the series, divided by one less than the total number in the series. The standard deviation is the positive square root of the variance, a more fundamental statistical quantity.

Related Terms:
1) deviation (http://doi.org/10.1351/goldbook.D01650).

Source: Orange Book, 2nd ed., p. 5 (https://media.iupac.org/publications/analytical_compendium/)

Citation: 'standard deviation, \(s\)' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.S05911

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