# What is root mean squared error - Definition and Meaning

### Root Mean Squared Error :

Root Mean Squared Error is the frequency which is used in the measurement of difference between the sample and population values. These individual differences are referred as residuals. RMSE is predicted using two means, by the model or by the values actually observed from the environment that is being modelled. It is otherwise called as root mean square deviation.

#### Formula :

Learn what is root mean squared error. Also find the definition and meaning for various math words from this math dictionary.