# Poisson distribution (percentile) Calculator

## Calculates the percentile from the lower or upper cumulative distribution function of the Poisson distribution.

 cumulative mode lower Pupper Q cumulative distribution 0≦P,Q≦1 mean λ λ≧0 6digit10digit14digit18digit22digit26digit30digit34digit38digit42digit46digit50digit
 $\normal Poisson\ distribution\\[10](1)\ probability\ mass\\\hspace{30}f(x,\lambda)={\large\frac{e^{-\lambda}\lambda^x}{\Gamma(x+1)}}\\(2)\ lower\ cumulative\ distribution\\\hspace{30}P(x,\lambda)={\large\sum_{t=0}^{x}}f(t,\lambda)\\(3)\ upper\ cumulative\ distribution\\\hspace{30}Q(x,\lambda)={\large\sum_{t=x}^{\infty}}f(t,\lambda)\\$

Poisson distribution (percentile)
 [1-4] /4 Disp-Num5103050100200
[1]  2018/11/29 16:45   Male / Under 20 years old / High-school/ University/ Grad student / Very /
Purpose of use
soccer
[2]  2015/05/20 03:05   Male / 40 years old level / An engineer / Very /
Purpose of use
Determining whether events are "late" when we know the mean time taken for prior finishers; late is considered to be the 95th percentile.
[3]  2009/06/18 01:51   Male / 30 level / A researcher / Very /
Comment/Request
very nice. however, define variables when stating formulae.
[4]  2009/01/14 08:23   Male / 40 level / An office worker / Very /
Comment/Request
good job. Easily found you on google. Did just what I want.

Sending completion

To improve this 'Poisson distribution (percentile) Calculator', please fill in questionnaire.
Male or Female ?
Age

Occupation

Useful?

Purpose of use?