Sheppard's correction

[ shep-erdz ]
/ ˈʃɛp ərdz /

noun Statistics.

a method of correcting the bias in standard deviations and higher moments of distributions that arises from grouping values of the variable.

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Also called Sheppard's adjustment.

Origin of Sheppard's correction

named after William F. Sheppard (1863–1936), English statistician
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020