p-value
Calculate p-value instantly with the exact formula and a worked example. Free online calculator — no signup.
p-value
# extreme
N permutations
p-value
0.005099
extreme
50
N
10 000
p
0,005099
More about: p-value
What it calculates
The “p-value” calculator computes p-value from 2 parameters: # extreme, n permutations.
A core calculation for studying, engineering tasks, and checking solutions.
Example calculation
With parameters # extreme = 50, N permutations = 10,000 the result is 0.0051 (p = (# extreme + 1) / (N + 1)).
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.