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**Swift** I need to find the regression equation but I dont know how to find it, I have x & y values from the scatter graph that I have already produced. The exact thing its looking for is " Find the regression equation. State it in terms of the costs and the output. Give numerical values correct to three significant figures." If anybody could help me at all I would be greatly appriecated I am only really looking for the equation to work it out not for someone to just give me the answers.

+rep asual for people who are willing to help

I thank you all in advance.