mean square

noun Statistics.

the mean of the squares of a set of numbers.

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Nearby words

mean planet, mean proportional, mean sea level, mean solar day, mean solar time, mean square, mean square deviation, mean sun, mean time, mean to, mean value

Origin of mean square

First recorded in 1835–45

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019