Elementary Statistics (12th Edition)

Published by Pearson
ISBN 10: 0321836960
ISBN 13: 978-0-32183-696-0

Chapter 10 - Correlation and Regression - 10-3 Regression - Basic Skills and Concepts: 7

Answer

68

Work Step by Step

r is very close to 0, which suggets that there is no linear correlation, hence y is predicted by $\overline{y}=68.$
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