Least Squares Linear Regression - EXCEL 

This is a pretty old version now. But if you have the scatter plot - click on the chart. Then there is an option under the Home header called “add chart element”. Click that and go down to trendline. Hope that helps. You can google where these items are at with whatever version you are using. This is for a Mac 365.

Mohammed Joe - No. the video shows you how to create it. You need to learn how to use excel. Follow along. You can do it.

For the data analysis pack. But you may not have it installed.