Root mean square is also known as quadratic mean. Used in both, statistics and mathematics, this formula gives the total sum of square root of each data in an observation. It is generally denoted by
The formula of root mean square is:
n is the total number of observations
Question: Calculate the root mean square of the following observations; 5, 4, 8, 1 ?
Using the Root Menu Square formula:
Root mean square = 5.14