Casio ClassPad 330 User Manual page 408

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.
The following is the logistic regression model formula.
c
y
=
a e
·
1 +
1
• MSe =
n – 2
Tip
• Certain types of data may cause calculation to take a long time. This is normal and does not
indicate malfunction.
Graphing Paired-Variable Statistical Data
·
–b x
n C
y
–
Σ
i 1 + a·e
·
–b x
i
i=1
7-5-14
c
y
=
a e
·
·
1 +
–b x
2
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