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Reference table

Coefficient of Variation Table: Coefficient of variation by Standard deviation

Reference table of coefficient of variation for Coefficient of Variation across a range of standard deviation values — exact, engine-computed figures you can read off at a glance.

By Vikram Iyer, M.Sc Mathematics · Updated Jun 2026 · 1 min read

This coefficient of variation reference table shows the coefficient of variation for a range of standard deviation values, assuming a mean of 100. Every figure is computed with the same engine that powers our Coefficient of Variation Calculator, so the numbers are exact.

Standard deviationCoefficient of variation
3.83.80%
7.57.50%
1111.00%
1515.00%
2323.00%
3030.00%
4545.00%
7575.00%
110110.00%
150150.00%

How to use this table

Find the row closest to your standard deviation and read across to the coefficient of variation. For a value between two rows, the real figure sits between them — or enter your exact numbers in the Coefficient of Variation Calculator for a precise answer.

Need a value that is not in the table? — the Coefficient of Variation Calculator does it instantly, for free, with the formula and a worked example built in.

Continue exploring math calculators with these tools: Margin of Error Calculator, Sample Size Calculator, Confidence Interval Calculator, Regular Heptagon Area Calculator, Odds to Probability Calculator.

Calculators in this guide

Frequently asked questions

Each cell is computed with the standard formula using exact arithmetic — the same calculation behind our Coefficient of Variation Calculator — so every figure is accurate for the stated assumptions.

Yes. The table covers common standard deviation values; for any exact figure, enter your own numbers in the Coefficient of Variation Calculator.

Vikram Iyer · M.Sc Mathematics

Vikram Iyer is a mathematics educator with over fifteen years of teaching experience, specialising in making quantitative concepts clear and practical for everyday use.