# Geometric distribution Calculator

## Calculates the probability mass function and lower and upper cumulative distribution functions of the geometric distribution.

 percentile x(failure number) x=0,1,2,...before success probability of success p 0≦p≦1 6digit10digit14digit18digit22digit26digit30digit34digit38digit42digit46digit50digit
 $\normal Geometric\ distribution\\[10](1)\ probability\ mass\\\hspace{30}f(x,p)=p(1-p)^x\\(2)\ lower\ cumulative\ distribution\\\hspace{30}P(x,p)={\large\sum_{t=0}^{x}}f(t,p)\\(3)\ upper\ cumulative\ distribution\\\hspace{30}Q(x,p)={\large\sum_{t=x}^{\infty}}f(t,p)\\(4)\ expectation(mean):\hspace{10}{\large\frac{1-p}{p}}\\$
Geometric distribution
 [1-2] /2 Disp-Num5103050100200
[1]  2018/08/24 15:07   Male / 20 years old level / High-school/ University/ Grad student / Useful /
Purpose of use
[2]  2017/12/20 06:13   Female / Under 20 years old / High-school/ University/ Grad student / A little /
Purpose of use
homework

Sending completion

To improve this 'Geometric distribution Calculator', please fill in questionnaire.
Male or Female ?
Male Female
Age
Under 20 years old 20 years old level 30 years old level
40 years old level 50 years old level 60 years old level or over
Occupation
Elementary school/ Junior high-school student
High-school/ University/ Grad student A homemaker An office worker / A public employee
Self-employed people An engineer A teacher / A researcher
A retired person Others
Useful?
Very Useful A little Not at All
Purpose of use?