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.