Excel automatically distributes these points along a uniform X axis. To add more data to the Y axis in a line chart, add additional numbers in cells below your existing data.

For example, you could show line graphs for temperature and humidity on top of each other. For this purpose, Excel lets you add a series of data to a chart and plot it on a second y-axis.

Microsoft Excel is an advanced spreadsheet program that enables you to keep track of and display data in many ways, including bar graphs. Learn how to make a bar graph in Excel from this article.