A line graph shows how data changes over time. For example, how the volume of traffic changes over a day so you can see the busiest times. A bar chart is best for comparing groups of data.

Line graphs show how data changes over time or space. The x-axis shows time ... Note how the total adds up to 100%. Bar charts and line graphs can be combined. Climate graphs are an example ...

In this case, choose the stacked bar chart. Use stacked bar charts when you want to compare components over time or across categories. That’s especially valuable for revenue presentations and ...