Bar graphs are graphical representations of statistical data in the form of strips or bars. This allows viewers to understand the difference between the various parameters of the data at a glance ...

The classic horizontal bar chart is something we’re all familiar with. For many of us, it was the first ‘chart’ we learnt in school, usually alongside Venn diagrams and line graphs. That’s because bar ...

A cluster chart is like a bar chart except that it clusters several bars into a category and displays each cluster separately from the rest. For example, you could categorize quarterly sales data by ...