Z-score
Calculate Z-score instantly with the exact formula and a worked example. Free online calculator — no signup.
Z-score
x
μ
σ
Z-score
1
Z
1
φ(x)
0,241971
More about: Z-score
What it calculates
The “Z-score” calculator computes Z-score from 3 parameters: x, μ, σ.
A core calculation for studying, engineering tasks, and checking solutions.
Example calculation
With parameters x = 1, μ = 0, σ = 1 the result is 1 (Z = (x−μ)/σ).
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.