Casio CLASSPAD 330 3.04 User Manual

Page 456

Advertising
background image

20090601

7-11-4

Distributions

SProgram, eActivity or Main Application

Command: NormPD

:

Command Syntax

x

value, σ value, μ value

Input Example:

NormPD 37.5,2,35

Normal Cumulative Distribution

Menu: [Distribution]-[Normal

CD]

Description: This command calculates the probability of normal distribution data falling

between

a

and

b

.

dx

a

: lower bound (Lower)

b

: upper bound (Upper)

Definition of Terms

Lower : lower bound
Upper : upper bound
σ :

population standard deviation (σ > 0)

μ :

population mean

Calculation Result Output

prob

:

normal distribution probability

p

z

Low : standardized lower limit

z

value

z

Up :

standardized upper limit

z

value

Example

Upper bound : 36 (lower bound : −

d)

Population standard deviation : 2
Population mean : 35

• Statistics Wizard Operation

(1) On the menu bar, tap [Calc] and then [Distribution].
(2) Select [Normal CD] and then tap [Next >>].
(3) Input values.
(4) Tap [Next >>].
(5) To display the graph, tap .

Advertising