48
STAT Menu Items
Common Items
Single-variable (1-VAR) Statistical Calculation
Commands
The following are the commands that appear when you select
(Sum), (Var), or (MinMax) on the STAT menu
while a single-variable statistical calculation type is selected.
Sum Sub-menu ( (STAT) (Sum))
Select this
menu item:
When you want to do this:
Type
Display the statistical calculation type selection
screen
Data
Display the STAT editor screen
Sum
Display the Sum sub-menu of commands for
calculating sums.
Var
Display the Var sub-menu of commands for
calculating the mean, standard deviation, etc.
Reg
Display the Reg sub-menu of commands for
regression calculations.
For details see “Commands when Linear Regression
Calculation (A+BX) Is Selected” and “Commands
when Quadratic Regression Calculation (_+CX
2
) Is
Selected”.
MinMax
Display the MinMax sub-menu of commands for
obtaining maximum and minimum values.
Select this menu item: When you want to obtain this:
Sum of squares of the sample data
Sum of the sample data
xσ
n
xx–()
2
n
------------------------=
xσ
n 1–
xx–()
2
n 1–
------------------------=
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