Root Mean Square Calculator

The root mean square of a dataset is defined as:

√( (x12 + x22 + … + xn2)/n )

where xi2 is the squared value of the ith value in the dataset and n is the total number of values in the dataset.

To find the root mean square for a given dataset, simply enter the comma-separated values in the box below, then click the “Calculate” button.

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