Excel is the workhorse of basic business analytics. Most large data sets are in excel or excel-compatible formats, and once running in the program, users can easily manipulate and visualize the data.
Creating graphs and charts is as easy as choosing the data within the spreadsheet you want to include, and choosing "Charts" from the "Insert" Menu. A full guide to customizing Excel charts is available from Microsoft here.
PowerMap is a plug in available to all Excel 2013 and later. It can be found in the "Insert" menu. If you do not see it, there is a guide to ensuring it is enabled here.
For any Excel data set with feographic tags, PowerMap offers quick and easy geographic mapping capabilities. The created maps are customizable, and the application will even create a video of a moving "tour".