Poisson probability of no events

The default a = 7 is the book's typos-per-page example, giving about a 0.1 percent chance of a clean page.

Usage

PoisZero(a = 7)

Arguments

a

expected count, >= 0.

Value

list(a, p_zero).

References

Morin, D. J. (2016). Probability: For the Enthusiastic Beginner. Createspace. Eq (4.99).

Examples

PoisZero()$p_zero
#> [1] 0.000911882