Casio Algebra FX 2.0 PLUS User Manual page 23

The following shows the meaning of each item in the case of list data specification.
Data ............................ data type
µ ................................. sample mean value test conditions ("G µ
1
List(1) .......................... list whose contents you want to use as data of sample 1
List(2) .......................... list whose contents you want to use as data of sample 2
Freq(1) ........................ frequency of sample 1 (1 or List 1 to 20)
Freq(2) ........................ frequency of sample 2 (1 or List 1 to 20)
Pooled ......................... pooling On (in effect) or Off (not in effect)
Save Res ..................... list for storage of calculation results (None or List 1 to 20)
Execute ....................... executes a calculation or draws a graph
The following shows the meaning of parameter data specification items that are different
from list data specification.
................................. mean of sample 1
o
1
x σ
............................ standard deviation (
1 n -1
n
................................. size (positive integer) of sample 1
1
................................. mean of sample 2
o
2
σ
x
............................ standard deviation (
n
2 -1
n
................................. size (positive integer) of sample 2
2
After setting all the parameters, align the cursor with [Execute] and then press one of the
function keys shown below to perform the calculation or draw the graph.
• 1(CALC) ... Performs the calculation.
• 6(DRAW) ... Draws the graph.
1-2-14
Tests (TEST)
test, "< µ
" specifies one-tail test where sample 1 is smaller
2
than sample 2, "> µ
" specifies one-tail test where sample 1 is
2
greater than sample 2.)
(List 1 to 20)
(List 1 to 20)
x σ
1
σ
x
2
20010101 20011101
" specifies two-tail
2
> 0) of sample 1
n -1
> 0) of sample 2
n
-1