Coefficient of Variation Calculator

CV = (Standard Deviation / Mean) × 100. Compares variability independent of the measurement scale.

What this calculator does

CV < 15%: low variability. 15–30%: moderate. >30%: high variability.

Frequently asked questions

What is coefficient of variation?

CV = (SD / Mean) × 100%. It measures relative variability — independent of the scale of measurement.