One of the four equations below represents the least-squares regression line for the above scatter plot. Indicate which one.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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y
0
-5
-10
-15
-4
-2
=
0
X
2
4
One of the four equations below represents the least-squares regression line for the above scatter
plot. Indicate which one.
a) y = 4.12.2x
b) ŷ
-12.8 1.7x
c) y = −4.1 +4.9x
d) ŷ = −5.1 – 1.8x
Transcribed Image Text:y 0 -5 -10 -15 -4 -2 = 0 X 2 4 One of the four equations below represents the least-squares regression line for the above scatter plot. Indicate which one. a) y = 4.12.2x b) ŷ -12.8 1.7x c) y = −4.1 +4.9x d) ŷ = −5.1 – 1.8x
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