Variance & Standard Deviation
Calculate Variance & Standard Deviation instantly. Free online calculator with the exact formula, a worked example, and metric units. No signup required.
Variance & Standard Deviation
x₁
x₂
x₃
x₄
Variance
5
Mean μ
5
Variance σ²
5
Std. dev. σ
2,24
n
4
More about: Variance & Standard Deviation
What it calculates
The “Variance & Standard Deviation” calculator computes Variance from 4 parameters: x₁, x₂, x₃, x₄.
A core calculation for studying, engineering tasks, and checking solutions.
Example calculation
With parameters x₁ = 2, x₂ = 4, x₃ = 6, x₄ = 8 the result is 5 (Mean = 5).
How to use
- Enter the parameter values — every field above is adjustable with a slider.
- The result and related metrics are calculated automatically as you type.
- Use the additional metrics shown (if any) where needed.
- Copy the result or bookmark the page.