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2
Cumulative Di tribution
Menu:
[Distribution]-[
De cription: This command calculates the probability of
a
b
and
.
p =
Definition of Term
Lower : lower bound
Upper : upper bound
df
:
degrees of freedom (positive integer)
Calculation Re ult Output
2
prob
:
distribution probability
Example
Lower bound : 2.7 (upper bound : )
Degrees of freedom : 4
• Stati tic Wizard Operation
(1) On the menu bar, tap [Calc] and then [Distribution].
2
(2) Select [
CD] and then tap [Next >>].
(3) Input values.
(4) Tap [Next >>].
(5) To display the graph, tap
Program, eActivity or Main Application
Command: ChiCD
Command Syntax
Lower value, Upper value,
Input Example:
ChiCD 2.7, ,4
2
Inver e
Cumulative Di tribution
Menu:
[Inv. Distribution]-[Inverse
De cription: This command calculates the inverse of the
This command returns the lower bound of integration value α that satisfies the
equation above.
7-11-10
Distributions
2
CD ]
df
b
df
x
1
1
2
–1
–
2
2
x
e
2
df
a
2
p
.
df
value
2
CD]
20090601
2
distribution data falling between
a
: lower bound (Lower)
dx
b
: upper bound (Upper)
2
cumulative distribution.
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