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Note: Use the FREQ (frequency) column to input the quantity (frequency) of
identical data items. Display of the FREQ column can be turned on (displayed)
or off (not displayed) using the Stat Format setting on the setup menu.
To select linear regression and input the following data:
(170, 66), (173, 68), (179, 75)
(STAT)(A+BX)
170
173 179 AC
66
68 75
Important: • All data currently input in the Stat Editor is deleted whenever
you exit the STAT Mode, switch between the single-variable and a paired-
variable statistical calculation type, or change the Stat Format setting on
the setup menu. • The following operations are not supported by the Stat
Editor: 6, 6(M–), =(STO). Pol, Rec, and multi-statements
also cannot be input with the Stat Editor.
To change the data in a cell: In the Stat Editor, move the cursor to the cell
that contains the data you want to change, input the new data, and then
press .
To delete a line: In the Stat Editor, move the cursor to the line that you want
to delete and then press &.
To insert a line: In the Stat Editor, move the cursor to the location where
you want to insert the line and then perform the following key operation:
(STAT)(Edit)(Ins).
To delete all Stat Editor contents: In the Stat Editor, perform the following
key operation: (STAT)(Edit)(Del-A).
Obtaining Statistical Values from Input Data
To obtain statistical values, press while in the Stat Editor and then
recall the statistical variable (
xSn, 3x
2
, etc.) you want. Supported statistical
variables and the keys you should press to recall them are shown below.
For single-variable statistical calculations, the variables marked with an
asterisk (*) are available.
Sum: 3
x
2
*, 3x*, 3y
2
, 3y, 3xy, 3x
3
, 3x
2
y, 3x
4
(STAT) (Sum)
to
Number of Items:
n*, Mean: M*, N, Population Standard Deviation: xS
n
*,
yS
n
, Sample Standard Deviation: xS
n
–1
*, yS
n
–1
(STAT) (Var)
to
Regression Coefficients: A, B, Correlation Coefficient: r, Estimated
Values:
K, L
(STAT) (Reg)
to
Regression Coefficients for Quadratic Regression: A, B, C, Estimated
Values: K
1
, K
2
, L
(STAT) (Reg)
to
11
STATSTAT
STATSTAT
STATSTAT