Gu
21
D You can use the and keys to select a data value and delete
it by pressing the
key. After deleting a data value, all the
following values move one place up.
D The data values you register are normally stored in the calculator
memory. If no more memory space is available in which to store
more data, the “Data Full” message appears and no further data can
be entered. If this occurs, press the
key and the following screen
appears.
Edit Off Esc
12
Press the key to cancel data entry without registering the value
currently being entered. Press the
key if you want to register the
value currently being entered without it being stored in the memory.
However, if you do this, you will be unable to display or edit the data
you have entered.
D To delete the data value just entered, press the key.
D After you have entered statistical data in SD mode or REG mode,
you will be unable to display or edit the individual data items after
carrying out one of the following operations.
D Switching to another mode.
D Changing the regression type (Lin, Log, Exp, Pwr, Inv, Quad).
Regression calculation (REG mode)
Note!
Use the
key to activate REG mode to complete statistical
calculations with regressions. REG:
D When SD mode and REG mode are activated, the key operates
as the
key.
D After activating REG mode, screens as illustrated below appear.
Lin Log Exp
12 3
PWR Inv Quad
123
D Press the digit key ( , or ) which corresponds to the
regression type used.
(Lin): Linear regression
(Log): Logarithmic regression
(Exp): Exponential regression
(Pwr): Power regression
(Inv): Inverse regression
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