Casio FC-100V User Manual page 115

Paired-variable Menu Item
Select this
menu item:
7Reg
A Single-variable (1-VAR) Statistical
Calculation Commands
The following are the commands that appear on the sub-
menus that appear when you select 4(Sum), 5(Var)
or 6(MinMax) on the STAT menu while a single-variable
statistical calculation type is selected.
Calculation formula used for each command
Σ x
o =
σ
x =
n
σ
x
n
–1
Sum Sub-menu (17(S-MENU)4(Sum))
Select this
menu item:
Σx
2
1
Σx
2
Var Sub-menu (17(S-MENU)5(Var))
Select this
menu item:
n
1
o
2
xσn
3
xσn
4
–1
When you want to do this:
Display the Reg sub-menu of commands
for regression calculations
• For details see "Commands when Lin-
ear Regression Calculation (A+BX) Is
Selected" on page E-117 and "Com-
mands when Quadratic Regression
Calculation (_+CX
page E-121.
n
Σ (x – o)
n
Σ (x – o)
=
n
– 1
When you want to obtain this:
Sum of squares of the sample data
Sum of the sample data
When you want to obtain this:
Number of samples
Mean of the sample data
Population standard deviation
Sample standard deviation
2
2
E-113
2
) Is Selected" on