Casio ClassPad 330 - Page 425

20060301
Definition of Terms
p
1
condition : sample proportion test conditions (“
≠
” specifies two-tail test, “<”
specifies one-tail test where sample 1 is smaller than sample 2, “>”
specifies one-tail test where sample 1 is greater than sample 2.)
x
1
: data value (integer,
x
1
>
0) of sample 1
n
1
: size of sample 1 (positive integer)
x
2
: data value (integer,
x
2
>
0) of sample 2
n
2
: size of sample 2 (positive integer)
Calculation Result Output
p
1
>
p
2
: test condition
z
:
z
value
p
:
p
-value
ˆp
1
: estimated proportion of sample 1
ˆp
2
: estimated proportion of sample 2
ˆp
: estimated sample proportion
n
1
: size of sample 1
n
2
: size of sample 2
Example
Data1 : 220 , sample size : 400
Data2 : 184 , sample size : 400
• Statistics Wizard Operation
(1) On the menu bar, tap [Calc] and then [Test].
(2) Select [Two-Prop ZTest] and then tap [Next >>].
(3) Select
p
1
conditon [>] and input values.
(4) Tap [Next >>].
(5) To display the graph, tap
$
.
u
Program, eActivity or Main Application
Command: TwoPropZTest

Command Syntax
“
p
1
condition”,
x
1
value,
n
1
value,
x
2
value,
n
2
value
Input Example:
TwoPropZTest “>”,220,400,184,400
7-9-7
Tests