Solved: Fit curves (2) and (7) and a cubic parabola by
Chapter 20, Problem 20.1.94(choose chapter or problem)
Fit curves (2) and (7) and a cubic parabola by least squares to (-2, -35), (-1 -9), (0, -1), (1, -1), (2, 17), (3, 63). Graph the three curves and the points on common axes. Comment on the goodness of fit.
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