Kt test – Casio fx-9750G PLUS User Manual
Page 311
283
3
(>)c
ccfw
daaw
cdaw
daaw
1
(CALC)
p
1
>
p
2
............... direction of test
z
......................
z
value
p
..................... p-value
ˆp
1
.................... estimated proportion of population 1
ˆp
2
.................... estimated proportion of population 2
ˆp
..................... estimated sample proportion
n
1
.................... sample 1 size
n
2
.................... sample 2 size
The following key operations can be used to draw a graph.
J
ccccc
6
(DRAW)
k
k
k
k
k
t
Test
You can use the following menu to select a
t
test type.
• {
1-S}/{2-S}/{REG} ... {1-Sample}/{2-Sample}/{LinearReg}
t
Test
u
u
u
u
u
1-Sample t Test
This test uses the hypothesis test for a single unknown population mean when the
population standard deviation is unknown. The
1-Sample
t
Test is applied to
t
-
distribution.
t
=
o
–
0
µ
σ
x
n
–1
n
o
: sample mean
µ
0
: assumed population mean
x
σ
n
-1
: sample standard deviation
n
: sample size
Perform the following key operations from the statistical data list.
3
(TEST)
2
(
t
)
1
(1-S)
Tests
18 - 6
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