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Free Poisson Distribution Calculator for New Zealanders

For events occurring at rate lambda per interval, this calculator returns the probability of exactly k events and the cumulative probability up to k.

Parameters

5.0
0.150
5
0100
P(X = k)
0.1755
Poisson PMF

With lambda = 5, P(X = 5) = 0.1755.

P(X <= k)0.6160
P(X >= k)0.5595
Mean (lambda)5
Variance (lambda)5

About our Poisson Calculator

Disclaimer: This calculator is for information only and does not constitute financial advice. Real-world figures may differ due to fees, rounding, rate changes, and policy specifics. Always confirm figures with the relevant provider before signing anything.