Variance Definition The Variance Calculator will calculate variance quickly and easily. Just enter in a comma separated list of the numbers that you want the variance calculated for and then press the submit button. Variance is the square of the standard deviation so be sure and check out our standard deviation calculator too. Get started using the online variance calculator now!
How to Calculate Variance Let's be honest - sometimes the best variance calculator is the one that is easy to use and doesn't require us to even know what the variance formula is in the first place! But if you want to know the exact formula for calculating variance then please check out the "Formula" box above.