1. Suppose that you have found the least-squares line for a collection of points and that you...

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1. Suppose that you have found the least-squares line for a collection of points and that you edit the data by adding a point on the line to the data. Will the expanded data have the same least-squares line? Explain the rationale for your conclusion, and then experiment to test whether your conclusion is correct.
2. Does every line have an x-intercept? A y-intercept?
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Finite Mathematics and Its Applications

ISBN: 978-0134768632

12th edition

Authors: Larry J. Goldstein, David I. Schneider, Martha J. Siegel, Steven Hair

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