Coefficient of Variation: Mean 10, SD 3
With mean 10 and standard deviation 3, the coefficient of variation is 30%, indicating moderate-to-high relative variability.
How to use this tool
- Enter mean (μ or x̄) and standard deviation (σ or s) in the fields above.
- Results update instantly as you type — or click Calculate.
- Read your coefficient of variation (%) and the full breakdown beneath it.
Compute the coefficient of variation for a small-scale dataset with mean 10 and standard deviation 3, common in biological or environmental data.
Frequently asked questions
- When is CV useful?
- CV is useful when comparing variability between datasets with different means or units. A CV of 20% means the standard deviation is 20% of the mean. Lower CV indicates more consistency.