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Overlaying a function graph on a statistical graph – Casio 330 User Manual

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Overlaying a Function Graph on a Statistical Graph

You can overlay an existing statistical graph with any type of function graph.

Example: Input the two sets of data shown below, and plot the data on a scatter plot. Next,

overlay the scatter plot with the graph of

y

= 2 · ln(

x

).

list1 = 0.5, 1.2, 2.4, 4.0, 5.2

list2 = –2.1, 0.3, 1.5, 2.0, 2.4

S ClassPad Operation

(1)

/

(2) Input the data shown above.

(3)

Tap

[SetGraph][Setting...].

(4) On the Set StatGraphs dialog box that appears, configure a StatGraph setup with the

settings shown below, and then tap [Set].

Draw: On
Type: Scatter
XList: list1
YList: list2

(5)

Tap

x to draw the graph.

(6) Tap the List window to make it active, and then tap .

(7) Input the following function into line

y

1: 2

s ln(

x

).

(8)

Tap

and then [Close] to close the Graph Editor window.

(9) Tap [SetGraph] on the menu bar. On the menu that appears, select the [Graph

Function] check box.

(10)

Tap x to draw the graph.

7-5-15

Graphing Paired-Variable Statistical Data

Tip

• After drawing a function graph, you can perform trace and other functions.