Drawing a logistic regression graph, Drawing a logistic regression graph ( ) – Casio ClassPad 300 PLUS User Manual

Page 357

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Drawing a Logistic Regression Graph ( )

Logistic regression is best for data whose values continually increase over time, until a
saturation point is reached.

u ClassPad Operation

Start the graphing operation from the Statistics application’s Graph window or List window.

From the Graph window
Tap [Calc] [Logistic Reg] [OK] [OK] ".

From the List window
Tap [SetGraph][Setting...], or G.

On the Set StatGraphs dialog box that appears, configure a StatGraph setup with the
setting shown below, and then tap [Set].

Type: LogisticR

Tap y to draw the graph.

7-5-14

Graphing Paired-Variable Statistical Data

The following is the logistic regression model formula.

• MSe

=

Σ

1

n

– 2

1 + a·e

-b

·

x

i

C

i

=1

n

y

i

2

Tip

• Certain types of data may cause calculation to take a long time. This is normal and does not

indicate malfunction.

y

=

c

1 +

a

·

e

–b

·

x

y

=

c

1 +

a

·

e

–b

·

x

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