mean square

noun

Definition of mean square

: the mean of the squares of a set of values

First Known Use of mean square

circa 1832, in the meaning defined above

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The first known use of mean square was circa 1832

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Dictionary Entries Near mean square

mean-spirited

mean square

mean square deviation

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Cite this Entry

“Mean square.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mean%20square. Accessed 19 Oct. 2021.

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