Root Mean Square Calculator
Find the square root of the mean of squared values, including negative inputs.
Let’s run the numbers
USDTHE NUMBERS, MADE CLEARInstant calculation
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Check your inputs and select Calculate.
Find the square root of the mean of squared values, including negative inputs.
Worked example
Inputs
- Values (comma-separated): 3,-4,0
Results
- Root mean square: 2.886751346
Find the square root of the mean of squared values, including negative inputs.
Reviewed:Common uses
Find the square root of the mean of squared values, including negative inputs.
BEHIND THE NUMBERSFormula & assumptions
RMS=√(Σxᵢ²/n)
Find the square root of the mean of squared values, including negative inputs.