Related Topics:
	Probability Functions

pr_poisson

Description: Returns the probability from the Poisson cumulative distribution function evaluated at x.

Syntax: pr_poisson(x, Mean)

• x is the value for which the distribution is evaluated.

• Mean is the expected numeric value.

Remarks:

• x and Mean must be numerical and >= 0.

• All parameter values can include:

Example:

• pr_poisson(2.5, 1)

Returns:

• 0.040160