Finite Math and Applied Calculus (6th Edition)

Published by Brooks Cole
ISBN 10: 1133607705
ISBN 13: 978-1-13360-770-0

Chapter 1 - Section 1.4 - Linear Regression - Exercises - Page 104: 27b

Answer

Net income is not correlated to the price of oil.

Work Step by Step

As pointed out in part (a), the regression coefficient $r=-0.4141$ is such that $|r|$ is not close to 1, indicating a bad fit for the data. This tells us that: net income is not correlated to the price of oil.
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