The sky’s the limit when it comes to building flashy dynamic charts and graphs. Here are five free tools that will deliver great results. Creating graphs is easy — grab your favorite spreadsheet ...

An example of a scatter graph. This graph shows the relationship between a recorded temperature and the number of drinks sold. To produce a scatter diagram, data is required. The data often comes in ...

Excel displays percentages of a whole using pie charts, also known as wedge charts of circle graphs. Businesses tend to rely on such charts. The diagrams appear cluttered when graphing many items, and ...