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How do I get certain plots to be an equation?

---Points are:

(1,2)

(2, 4.6)

(3, 5.7)

(4, 8)

(5, 9.4)

(6, 12.6)

(7, 13.7)

(8, 16)

 

These points are a scatter plot, and I need to know a close an aprox. eqaution for these point.

 Dec 15, 2015
 #1
avatar+33665 
+5

Here's how to do a least-squares best-fit (many calculators and computer software will do this automatically for you):

 

 

least squares

 Dec 15, 2015
 #2
avatar+130540 
0

Thanks, Alan, for that excellent answer......I believe I also remember something from Linear Algebra about finding the "least-squares" [line-of-best- fit] vector, but I could be mistaken......!!!!!

 

 

 

cool cool cool

 Dec 15, 2015

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