Poisson Distribution

Poisson Distribution

The Poisson pdf is the probability of 𝑥 events occurring within a period, where 𝜆 is the expected number of events in that period.

Probability Density Function (PDF)

Cumulative Distribution Function (CDF)

Support 𝑥 ∈ {1,2,3, ...}

Event parameter, 𝜆: 𝑟 > 0, the mean of 𝑥