Calculate variance
Population variance of a data set.
Also known as: calculate variance calculator, variance calculator, calculate variance, statistics math, statistics calculate variance
Inputs
Results update when you click Calculate.
Population variance σ²
2.9167
σ² = Σ(x − μ)² / N
Mean μ
5.5000
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What this result means
Population variance of a data set. Population variance: average squared deviation from the mean.
Assumptions
- Rule dependency: Universal formula.
How is it calculated?
Population variance: average squared deviation from the mean.
Example
Variance measures how far values spread from the mean.
Frequently asked questions
Sample variance?+
This tool uses population variance (divide by N).