Cohen's w
Calculate Cohen's w instantly with the exact formula and a worked example.
Cohen's w
χ²
N (sample)
Cohen's w
0.316228
χ²
10
N
100
Cohen's w
0,3162
Effect
large
More about: Cohen's w
What it calculates
The “Cohen's w” calculator computes Cohen's w from 2 parameters: χ², n (sample).
A core calculation for studying, engineering tasks, and checking solutions.
Example calculation
With parameters χ² = 10, N (sample) = 100 the result is 0.3162 (w = √(χ²/N)).
How to use
- Enter χ² and n (sample) — each field above is adjustable with a slider.
- Cohen's w 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 Cohen's w calculated?
The Cohen's w calculator computes Cohen's w from χ², n (sample). Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the Cohen's w 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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