Share this entry

Share this page

root mean square

Syllabification: root mean square

Definition of root mean square in English:

noun

Mathematics
The square root of the arithmetic mean of the squares of a set of values, used as a measure of the typical magnitude of a set of numbers, regardless of their sign.
Example sentences
  • The root mean square (similar to area under a curve) or power is then calculated for each of the frequency bands.
  • Then the square root of the sum was taken to form a root mean square error.
  • The average absolute error and the root mean square error are measures of forecasting accuracy.

Definition of root mean square in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day resilient
Pronunciation: rəˈzilyənt
adjective
able to recoil or spring back into shape…