Poisson Distribution Cumulative Distribution Function (CDF) Formulas

Poisson Distribution Cumulative Distribution Function (CDF) Formula

Below you will find descriptions and details for the formula that is used to compute the CDF (cumulative distribution function) for the Poisson distribution.

Cumulative distribution function (CDF) for the Poisson distribution:

Variable definitions: k = number of event occurrences λ = expected number of event occurrences