Meaning Of The Word Standard deviation

Real Dictionary

What's the definition of Standard deviation? Find Standard deviation meanings, definitions and more at the Real Dictionary online.

Standard deviation Meaning

Standard deviation Definition
Standard deviation Definition

What's The Definition Of Standard deviation?

standard deviation in American English
a measure of variability equal to the square root of the arithmetic average of the squares of the deviations from the mean in a frequency distribution
noun: a measure of dispersion in a frequency distribution, equal to the square root of the mean of the squares of the deviations from the arithmetic mean of the distribution

standard deviation in British English
noun: a measure of dispersion obtained by extracting the square root of the mean of the squared deviations of the observed values from their mean in a frequency distribution

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