Enable Excel's Analysis ToolPak Add-On Before you can use Excel's regression analysis feature, you need to enable the Analysis ToolPak add-on in the Excel Options screen.

Learn how to graph linear regression in Excel. Use these steps to analyze the linear relationship between an independent and a dependent variable.

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In Excel for Mac, select "Excel Add-Ins" from the "Tools" menu. You can create a regression output using the Data Analysis ToolPak in just a few clicks.