Poisson Distribution Calculator
Compute Poisson probabilities P(X=k), cumulative P(X≤k), mean, and variance from the rate (λ) and event count (k). Includes a probability distribution chart.
About This Calculator
Compute Poisson probabilities P(X=k), cumulative P(X≤k), mean, and variance from the rate (λ) and event count (k). Includes a probability distribution chart.
FAQs
How is this calculated?
Uses standard probability distribution formulas.
What inputs are needed?
Parameters depend on the distribution type.