How is it that if you have a set of data, x1,y1....xn,yn with a known linear relationship between x & y (y = mx + c), and the best straight line fit MUST go through xbar,ybar (xbar average of all x values, ybar is average of all y values).
What kind of shoe would be best with a small grey Juicy Couture tracksuit? I have pumas, flip flops, uggs...
I would go with flip flops, but I'm always wearing flip flops so I would say that! All 3 would work though, just depends on the weather outside !
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