Casio CLASSPAD 330 3.04 - Manual (Page 458)

20090601
7-11-6
Distributions
SProgram, eActivity or Main Application
Command: InvNormCD : or InvNorm:
Command Syntax
“Tail setting”, Area value, σ value, μ value
Input Example:
InvNorm “L”,0.7,2,35
I t Distribution
Student- t Probability Density
Menu: [Distribution]-[Student-T PD]
Description: This command calculates t probability density from a specified x value.
f (x) =




.
df

–
df +1
2
2
df
2
df + 1
df
x 2
1+
Definition of Terms
x : data value
df : degrees of freedom ( df > 0)
Calculation Result Output
prob : Student- t probability density
Example
Data : 2
Degrees of freedom : 5
• Statistics Wizard Operation
(1) On the menu bar, tap [Calc] and then [Distribution].
(2) Select [Student-T PD] and then tap [Next >>].
(3) Input values.
(4) Tap [Next >>].
(5) To display the graph, tap .