statistical. poisson

new poisson()

Methods

(static) dist(x, mean, cumulative) → {number}

Returns the Poisson distribution.

Parameters:
NameTypeDescription
xnumber

The number of events.

meannumber

The expected numeric value.

cumulativeboolean

A logical value that determines the form of the probability distribution returned. If cumulative is TRUE, POISSON.DIST returns the cumulative Poisson probability that the number of random events occurring will be between zero and x inclusive; if FALSE, it returns the Poisson probability mass function that the number of events occurring will be exactly x.

Returns:

the Poisson distribution or an error if the arguments are incorrect.

Type: 
number