Cook's Distance
Calculate Cook's Distance instantly with the exact formula and a worked example.
Cook's Distance
Point influence on regression
Di
0.25
More about: Cook's Distance
What it calculates
The “Cook's Distance” calculator computes Di from 1 parameter: point influence on regression.
A core calculation for studying, engineering tasks, and checking solutions.
Example calculation
With parameters Point influence on regression = 0.5 the result is 0.25.
How to use
- Enter point influence on regression — each field above is adjustable with a slider.
- Di 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 Cook's Distance calculated?
The Cook's Distance calculator computes Di from point influence on regression. Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the Cook's Distance 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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