Casio 300 PLUS User Guide
20050501
Definition of Terms
C-Level : confidence level (0 < C-Level < 1)
List(1) :
List(1) :
list where sample 1 data is located
List(2) :
list where sample 2 data is located
Freq(1) : frequency of sample 1 (1 or list name)
Freq(2) : frequency of sample 2 (1 or list name)
Pooled :
Freq(2) : frequency of sample 2 (1 or list name)
Pooled :
On or Off
o
1
:
mean of sample 1 data
x
1
σ
n
-1
:
standard deviation of sample 1 (
x
1
σ
n
-1
> 0)
n
1
:
size of sample 1 (positive integer)
o
2
:
mean of sample 2 data
x
2
σ
n
-1
:
standard deviation of sample 2 (
x
2
σ
n
-1
> 0)
n
2
:
size of sample 2 (positive integer)
Input Example:
Syntax 1 (list format)
TwoSampleTInt 0.95,list1,list2,1,1,Off
Syntax 2 (parameter format)
TwoSampleTInt 0.95,80.4,2.07,30,84.2,1.96,35,On
Calculation Result Output
Left :
interval lower limit (left edge)
Right :
interval upper limit (right edge)
df
:
degrees of freedom
o
1
:
mean of sample 1 data
o
2
:
mean of sample 2 data
x
1
σ
n
–1
:
standard deviation of sample 1
x
2
σ
n
–1
:
standard deviation of sample 2
x
p
σ
n
–1
:
pooled sample standard deviation (Displayed only when pooling is
turned on.)
turned on.)
n
1
:
size of sample 1
n
2
:
size of sample 2
7-10-8
Confidence Intervals