The Draw tab is not on Excel's ribbon by default. Learn how to enable, add and use the Draw tab and the various drawing tools in Excel.

This add-in provides a suite of data analysis tools, including regression analysis. Once enabled, you can access the regression tool by navigating to the Data tab and selecting Data Analysis.

Quick Analysis is not limited to a Microsoft 365 subscription; you can find it in the one-time purchase versions of Microsoft Office. For example, I could access the feature in my copy of Excel 2013.