Weighted series allows you to visualise data in three dimensions.
Data points in a weighted series present the following two measures.
Value - the Y-coordinate of series points.
Weight - the size of series points.
When you select the Bubble series type in the Designer, the DATA ITEMS area displays two data item placeholders. Drag and drop the required measures to corresponding placeholders
The following types of Weighted series are available.
•Bubbles - are similar to Point series except that they allow you to provide an additional measure whose values are expressed in a bubble size