Rms Function

Description

The function \(Rms\) (Root mean square: RMS) calculates the root mean square

The root mean square or mean is calculated by taking the square root of the average squares of the individual elements.

Example of the square mean [2,5,3,6]

\(\displaystyle \sqrt{ \frac{2^2 + 5^2 +3^2 +6^2}{4}} = \) \(\displaystyle \sqrt{ \frac{4+25+9+36}{4}} = \) \(\displaystyle \sqrt{ \frac{74}{4}} = \) \(\displaystyle \sqrt{ 18.5} = \) \(\displaystyle 4.30\)

Syntax

Rms (List)

Example

a=[2,5,3,6]

Rms(a)= 4.3