Casio CFX-9850G PLUS, User'S Manual & Technical Reference

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The following shows the meaning of parameter data specification items that are
different from list data specification.
o
1
.................... sample 1 mean
n
1
.................... sample 1 size (positive integer)
o
2
.................... sample 2 mean
n
2
.................... sample 2 size (positive integer)
Example To perform a 2-Sample
Z
Test when two lists of data are input
For this example, we will perform a
µ
1
<
µ
2
test for the data
List1 = {11.2, 10.9, 12.5, 11.3, 11.7} and List2 = {0.84, 0.9, 0.14,
–0.75, –0.95}, when
σ
1
= 15.5 and
σ
2
= 13.5.
1
(List)
c
2
(<)
c
bf.f w
bd.f w
1
(List1)
c
2
(List2)
c
1
(1)
c 1
(1)
c
1
(CALC)
µ
1
<
µ
2
............... direction of test
z ...................... z
value
p
..................... p-value
o
1
.................... sample 1 mean
o
2
.................... sample 2 mean
x
1
σ
n -1
............... sample 1 standard deviation
x
2
σ
n -1
............... sample 2 standard deviation
n
1
.................... sample 1 size
n
2
.................... sample 2 size
Perform the following key operations to display a graph.
J
cccccccc
6
(DRAW)
18 - 6
Tests