Suppose you run a regression on a data set of Xs and Ys and obtain a least
Question:
a. If you double each value of X, what is the new least squares line?
b. If you triple each value of Y, what is the new least squares line?
c. If you add 6 to each value of X, what is the new least squares line?
d. If you subtract 4 from each value of Y, what is the new least squares line?
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Related Book For 
Data Analysis and Decision Making
ISBN: 978-0538476126
4th edition
Authors: Christian Albright, Wayne Winston, Christopher Zappe
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