Casio fx-7400G Manual page 28

The following menu appears whenever you press 1 (X), while the statistical data
menu is on the display.
1 (X)
n
1 ( ) ............ Number of data
o
2 ( ) ............. Mean of
x
3 ( ) .......... Sum of
x
4 ( 2 ) .........
[
x
1 ( ) .........
n
x
2 ( ) .......
n -1
3 (minX) ......
4 (maxX) .....
Press [ to return to the previous menu.
The following menu appears whenever you press 2 (Y) while the statistical data
menu is on the display.
2 (Y)
p
1 ( ) ............. Mean of
y
2 ( ) .......... Sum of
2
y
3 ( ) .........
xy
4 ( ) .........
[
y
1 ( ) .........
n
y
2 ( ) .......
n -1
3 (minY) ......
4 (maxY) .....
Press [ to return to the previous menu.
Basic Calculations
x
data
x
data
x
data sum of squares
x
data population standard deviation
x
data sample standard
deviation
x
data minimum value
x
data maximum value
y
data
y
data
y
data sum of squares
x y
data and data sum of products
y
data population standard deviation
y
data sample standard deviation
y
data minimum value
y
data maximum value
Chapter 2
4 [
1 2 3
4 [
1 2 3
4 [
1 2 3
4 [
1 2 3
40