20090601
Example
Specified trial: 1
Number of trials from population: 5
Number of successes in population: 10
Population size: 20
• Statistics Wizard Operation
(1) On the menu bar, tap [Calc] and then [Distribution].
(2) Select [Hypergeometric PD] and then tap
[Next >>].
(3) Input values.
(4) Tap [Next >>].
(5) To display the graph, tap
.
S
Program, eActivity or Main Application
Command: HypergeoPD
:h
Command Syntax
x
value,
n
value,
M
value,
N
value
Input Example:
HypergeoPD 1,5,10,20
Hypergeometric Cumulative Distribution
Menu: [Distribution]-[Hypergeometric CD]
Description: This command calculates the probability the random variable that follows a
hypergeometric distribution will fall between given lower bound and upper
bound values.
prob
=
N
C
n
M
C
i
×
N–M
C
n–i
∑
Upper
i=Lower
Definition of Terms
Lower : lower bound (Lower
Upper integer)
Upper : upper bound (Lower
Upper integer)
n
: number of trials from population (0
n
integer)
M
: number of successes in population (0
M
integer)
N
: population size (
n
N
,
M
N
integer)
Calculation Result Output
prob
: hypergeometric cumulative probability
Example
Lower bound: 0
Upper bound: 1
Number of trials from population: 5
Number of successes in population: 10
Population size: 20
Graphing may take a long time
when the absolute value of the
argument is large.
Graphing may take a long time
when the absolute value of the
argument is large.
7-11-24
Distributions
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