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Coefficient of Variation Calculator

Measure relative variability: coefficient of variation (CV) = standard deviation ÷ mean, as a percentage.

Enter values

Separate values with commas, spaces or new lines.

Results update as you type.

Result

Coefficient of variation

4.5607%

Standard deviation
2.280351
Mean
50

About the Coefficient of Variation Calculator

Measure relative variability: coefficient of variation (CV) = standard deviation ÷ mean, as a percentage.

Also known as: cv calculator, relative standard deviation, rsd calculator.

How to use this calculator

  1. Enter data set, data is a.
  2. The result updates instantly as you type — press Calculate (or Enter) at any time.
  3. Review the breakdown shown under the main result.
  4. Use Copy result or Share to save the answer or send a link with your inputs.

Formula

CV = σ / μ × 100%

Worked example

Using the values pre-filled in the calculator above:

  • Data set: 48, 52, 50, 47, 53, 50
  • Data is a: Sample

the calculator returns:

  • Coefficient of variation: 4.5607%
  • Standard deviation: 2.280351
  • Mean: 50