Note how the total adds up to 100%. Bar charts and line graphs can be combined. Climate graphs are an example of this. The x-axis shows the months of the year and there are two y-axes to show ...

“Imagine a pie chart that shows Visuals at 42 percent, Numbers at 36 percent, Stupid Jokes at 15 percent and Random Complaints at 7 percent. Now let’s convert that to a bar chart.” ...

Data is everywhere, today. We cannot imagine a world without bar graphs or pie charts anymore -- they have become integral to presenting information. From billion-dollar companies to small ...