Problems 17 and 18 refer to the system of normal equations and the formulas for a and
Question:
If
are the averages of the x and y coordinates, respectively, show that the point (,)satisfies the equation of the least squares line, y = ax + b.
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Related Book For
College Mathematics for Business Economics Life Sciences and Social Sciences
ISBN: 978-0321614001
12th edition
Authors: Raymond A. Barnett, Michael R. Ziegler, Karl E. Byleen
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