This option only appears on charts with multiple series of data, such as column charts that group multiple variables per period. Double-click the trend line to open the Trendline Options sidebar.

How to Do a Two-Sided Graph in Excel. Microsoft Excel can present two series of data points together on the horizontal axis, but if the number scale for each series dramatically differs, the data ...

You can make a curved graph in Excel and Google Sheets using this tutorial. Learn how to convert sharp edges into smooth lines in a spreadsheet graph.

If you need to create a Line Chart and Scatter Plot in Excel, read through this article. We have also explained which one is right for you.