Cohen's h

Calculate Cohen's h instantly with the exact formula and a worked example.

Cohen's h

p₁
p₂
Cohen's h
0.201358
h = |2·arcsin√p₁ − 2·arcsin√p₂|Calculate Cohen's h instantly with the exact formula and a worked example.
p₁
0,5
p₂
0,4
Cohen's h
0,2014
Effect
medium

More about: Cohen's h

What it calculates

The “Cohen's h” calculator computes Cohen's h from 2 parameters: p₁, p₂.

A core calculation for studying, engineering tasks, and checking solutions.

Example calculation

With parameters p₁ = 0.5, p₂ = 0.4 the result is 0.2014 (h = |2·arcsin√p₁ − 2·arcsin√p₂|).

How to use

  1. Enter p₁ and p₂ — each field above is adjustable with a slider.
  2. Cohen's h is calculated automatically as you type.
  3. Check the worked example below to see the formula applied to real numbers.
  4. Copy the result or bookmark this calculator.

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FAQ

How is Cohen's h calculated?
The Cohen's h calculator computes Cohen's h from p₁, p₂. Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the Cohen's h 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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