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 ...

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 graph shows the percentage of the US adult population -- both as a whole and by ethnic/racial subgroup -- with diabetes (blue bars) and the percentage who have diabetes that has not been diagnosed ...