Solved: In Exercise 6, the least squares line to the data set D = 1(1;. yd . i = I. 2
Chapter 5, Problem 7(choose chapter or problem)
In Exercise 6, the least squares line to the data set D = 1(1;. yd . i = I. 2 ..... Ill} is the line)" = .il +;2t. which minimizes . E l = 2)Y; - (X l + X11;)f. ;=1 Similarly, the least squares quadratic (see Example 2) to [he data set D is the pambola y = .il +.i21 + .1-;12, which
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