Line graphs show how data changes over time or space. The x-axis shows time or distance. A line graph could be used to show the changes in a country's employment structure over time. This graph shows ...

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 ...

A line graph could be used to show the changes in a country's employment structure over time. This graph shows that in the post-industrial era approximately 11% of employed people work in primary ...