Any new chart that you add within PowerPoint 2011 has its roots in Excel — all the data for the chart is also stored within an Excel sheet. Editing chart data within Excel involves a little more than just changing values. There may be times when you want to add a new Series or Category — in chart terminology, Series are represented by individual columns within your Excel sheet — these show up as the columns within a typical column chart. Categories on the other hand are essentially a set of series. Let’s now learn how we can add and delete Series and Categories.
Learn how to add and delete Series and Categories for charts in PowerPoint 2011 for Mac.

