20090601
7-11-4
Distributions
S
Program, eActivity or Main Application
Command:
NormPD
:
Command Syntax
x
value,
σ
value,
μ
value
Input Example:
NormPD 37.5,2,35
Normal Cumulative Di
s
tribution
Menu:
[Distribution]-[Normal
CD]
De
s
cription:
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 Term
s
Lower : lower bound
Upper : upper bound
σ
:
population standard deviation (
σ
> 0)
μ
:
population mean
Calculation Re
s
ult 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
• Stati
s
tic
s
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
.
Summary of Contents for ClassPad 330
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