Casio 300 PLUS Manual De Usuario

20050501

To view regression calculation results, tap [Calc] on the menu bar and then tap the type of
calculation results you want.

7-7-3

Performing Statistical Calculations

• You can also use the [DispStat] option to display the last calculated statistical results. For

details about regression calculation results, see “7-5 Graphing Paired-Variable Statistical
Data”.

Residual calculation calculates the distance (residual) between the regression model and an
actual plotted point (

-coordinates) during regression calculations.

u ClassPad Operation

(1)

m I

(2) Input the data you want into a list.

(3) Tap [Calc] and then [Linear Reg].

(4) On the dialog box that appears, tap the [Residual Calc] down arrow button, and then

select “On” from the list that appears.

• Whenever the [Residual Calc] setting is configured as described above, the ClassPad

automatically assigns residual data to a system variable named “residual” when you
perform a regression calculation. You can use the following procedure to view the current
“residual” system variable values.

Linear regression 

Linear Reg

Med-Med

MedMed Line

Quadratic regression 

Quadratic Reg

Cubic regression

Cubic Reg

Quartic regression

Quartic Reg

Logarithmic regression

Logarithmic Reg

Exponential regression (

 = 

·

·

)

Exponential Reg

Exponential regression (

 = 

·

) 

abExponential Reg

Power regression

Power Reg

Sinusoidal regression

Sinusoidal Reg

Logistic regression

Logistic Reg