Plotting Area Plots

An Area Plot graphically displays quantitative data, emphasizing the area between the axis and the curve. It is similar to a curve plot, but it displays colored areas rather than a simple line.

Usually two or more quantities are compared with an area chart.

It contains the following attributes:

 

Attribute

Mandatory

Constraints

Attribute

Mandatory

Constraints

x

No



y

Yes

It cannot be a nominal value

weight

No



 

Properties

 

Category

Properties

Description

Category

Properties

Description

Y attribute

Aggregate operator

The operator used to aggregate data.

Possible values are average, maximum, median, minimum, mode and sum.

Number of bins

Defines the number of displayed intervals for the attributes.

General parameters

Displayed value

The value displayed in the plot.

Possible values are standard, total percentage or target percentage.

X attribute

Number of bins

Defines the number of displayed intervals for the attributes.

Target attribute

Number of bins

Defines the number of displayed intervals for the attributes.

 

Examples

The following examples are based on the Adult dataset.

 

Scenario data can be found in the Datasets folder in your Rulex installation.

 

Type

Description

Result

Type

Description

Result

Basic area plot

Dragging and dropping the occupation attribute onto the x cell and the age attribute onto the y cell and selecting Area Plot in the Plot cell will display an area plot for the age attribute related to the occupation attribute.

Area plot with target

Dragging and dropping the sex attribute onto the Target cell will display the two overlapping area plots corresponding to the sex attribute.



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