Casio ClassPad 300 - Page 389

20021201
k Geometric Distribution
Geometric Probability
Command: GeoPD䡺
Description: This command calculates the probability that a random variable that follows a
geometric distribution will be a given x value.
f
(x) = p(1– p)
x – 1
(x = 1, 2, 3, ···)
Command Syntax
x value, p-value
Definition of Terms
x : specified data (integer (x > 1))
p : probability of success (0 < p < 1)
Input Example:
GeoPD 15,0.75
Calculation Result Output
p : geometric probability
Geometric Cumulative Probability
Command: GeoCD 䡺
Description: This command calculates the probability that a random variable that follows a
geometric distribution will be a given x value or less.
Command Syntax
x value, p-value
Definition of Terms
x : specified data (integer (x > 1))
p : probability of success (0 < p < 1)
Input Example:
GeoCD 15,0.75
Calculation Result Output
p : geometric cumulative probability
7-11-10
Distribution