20090601
S
Program, eActivity or Main Application
Command:
TPD
:
Command Syntax
x
value,
df
value
Input Example:
TPD 2,5
Student-
t
Cumulative Di
s
tribution
Menu:
[Distribution]-[Student-T
CD]
De
s
cription:
This command calculates the probability of the Student-
t
distribution data
falling between
a
and
b
.
p
=
.
df
2
df
2
df
+ 1
–
df
+1
2
df
x
2
1+
dx
a
b
a
: lower bound (Lower)
b
: upper bound (Upper)
Definition of Term
s
Lower : lower bound
Upper : upper bound
df
:
degrees of freedom (
df
> 0)
Calculation Re
s
ult Output
prob
: Student-
t
distribution probability
p
t
Low : lower bound value you input
t
Up :
upper bound value you input
Example
Lower bound : 1.5 (upper bound :
d
)
Degrees of freedom : 18
• Stati
s
tic
s
Wizard Operation
(1) On the menu bar, tap [Calc] and then [Distribution].
(2) Select [Student-T CD] and then tap [Next >>].
(3) Input values.
(4) Tap [Next >>].
(5) To display the graph, tap
.
7-11-7
Distributions
Summary of Contents for ClassPad 330
Page 11: ...20060301 20090601 ClassPad 330 ClassPad OS Version 3 04 ...
Page 277: ...20060301 3 3 10 Storing Functions 3 Tap AND Plot OR Plot ...
Page 779: ...20090601 S Graph Line Clustered C S Graph Line Stacked E 13 9 2 Graphing ...
Page 780: ...20090601 S Graph Line 100 Stacked F S Graph Column Clustered G 13 9 3 Graphing ...
Page 781: ...20090601 S Graph Column Stacked I S Graph Column 100 Stacked J 13 9 4 Graphing ...
Page 782: ...20090601 S Graph Bar Clustered K S Graph Bar Stacked 9 13 9 5 Graphing ...
