Statistics

Coefficient of Variation Calculator

CV = SD / mean as a percent.

Free to use — no sign-up or login.

CV

%

This free Coefficient of Variation Calculator covers CV = SD / mean as a percent.

Coefficient of variation is the relative spread of a distribution. Related statistics tools sit beside How it works, with no account required.

Using the Coefficient of Variation Calculator

CV = SD / mean as a percent. Typical inputs are Standard deviation and Mean. How it works beside the form states the identity the Coefficient of Variation Calculator applies.

FAQ

How do I use the Coefficient of Variation Calculator?

Open the Coefficient of Variation Calculator, fill Standard deviation and Mean, and read the result. Enter Standard deviation and Mean for the Coefficient of Variation Calculator; use finite values in the indicated domain. The calculator reports CV: Coefficient of variation is the relative spread of a distribution. Mean must be nonzero, and CV is most meaningful on a ratio scale with a positive mean.

What formula does the Coefficient of Variation Calculator use?

The Coefficient of Variation Calculator uses the identity in How it works. In words: Enter Standard deviation and Mean for the Coefficient of Variation Calculator; use finite values in the indicated domain. The calculator reports CV: Coefficient of variation is the relative spread of a distribution. Mean must be nonzero, and CV is most meaningful on a ratio scale with a positive mean.