For example, the line graph below shows the Consumer Price Index again. However, this graph shows the change in price for three different categories: medical care (red), ...

How to Make a Line Graph in Microsoft Excel. No matter what you would like to use a line graph for, spreadsheets in Microsoft Excel make it quite simple to create a line graph that displays your data ...

A line chart connects a series of data points and is used by traders to monitor prices, currencies, indexes, and other data.

Learn about line graphs with this BBC Bitesize Maths article. For students between the ages of 11 and 14.