Press 2to exit data input without registering the value you just input.

Press 1if you want to register the value you just input, without saving it in memory. If you do this, however, you will not be able to display or edit any of the data you have input.

•To delete data you have just input, press AU.

•After inputting statistical data in the SD Mode or REG Mode, you will be unable to display or edit individual data items any longer after perform either the following operations.

Changing to another mode

Changing the regression type (Lin, Log, Exp, Pwr, Inv, Quad)

Regression Calculations

REG

Use the Fkey to enter the REG Mode when you want to perform statistical calculations using regression.

REG ................................................................

F3

•Entering the REG Mode displays screens like the ones shown below.

L i n Log Exp

1 2 3

r e

Pw r I nv Quad

1 2 3

•Press the number key ( 1, 2, or 3) that corresponds to the type of regression you want to use.

1(Lin) : Linear regression

2(Log) : Logarithmic regression

3(Exp) : Exponential regression

r1(Pwr) : Power regression

r2(Inv) : Inverse regression

r3(Quad) : Quadratic regression

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