Fleiss' kappa
Calculate Fleiss' kappa instantly with the exact formula and a worked example.
Fleiss' kappa
P̄ (mean agreement)
P̄_e (random)
Fleiss' κ
0.5
P̄
0,7
P̄_e
0,4
Fleiss' κ
0,5
More about: Fleiss' kappa
What it calculates
The “Fleiss' kappa” calculator computes Fleiss' κ from 2 parameters: p̄ (mean agreement), p̄_e (random).
A core calculation for studying, engineering tasks, and checking solutions.
Example calculation
With parameters P̄ (mean agreement) = 0.7, P̄_e (random) = 0.4 the result is 0.5 (κ = (P̄ − P̄_e) / (1 − P̄_e)).
How to use
- Enter p̄ (mean agreement) and p̄_e (random) — each field above is adjustable with a slider.
- Fleiss' κ is calculated automatically as you type.
- Check the worked example below to see the formula applied to real numbers.
- Copy the result or bookmark this calculator.
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FAQ
How is Fleiss' kappa calculated?
The Fleiss' kappa calculator computes Fleiss' κ from p̄ (mean agreement), p̄_e (random). Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the Fleiss' kappa calculator free?
Yes. It is completely free, needs no signup, runs entirely in your browser, and sends no data to any server.
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