Casio CLASSPAD 330 3.04 - Manual (Page 461)

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7-11-9
Distributions
I C
2
Distribution
C 2
Probability Density
Menu: [Distribution]-[C
2
PD]
Description: This command calculates the probability density of C
2
distribution from a
specified x value.
f (x) =
1
2
df
df
2
x e
2
1
df
2
–1
x
2
–
Definition of Terms
x : data value
df : degrees of freedom (positive integer)
Calculation Result Output
prob : C
2
probability density
Example
Data : 2
Degrees of freedom : 4
• Statistics Wizard Operation
(1) On the menu bar, tap [Calc] and then [Distribution].
(2) Select [C
2
PD] and then tap [Next >>].
(3) Input values.
(4) Tap [Next >>].
(5) To display the graph, tap .
SProgram, eActivity or Main Application
Command: ChiPD :
Command Syntax
x value, df value
Input Example:
ChiPD 2,4