Answer
$\hat{y} \approx 67.6$
Work Step by Step
$\hat{y} = 69.0296 - 0.0479x$
$\hat{y} = 69.0296 - 0.0479(30)$
$\hat{y} = 67.5926$
$\hat{y} \approx 67.6$
Statistics: Informed Decisions Using Data (4th Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0321757270
ISBN 13:
978-0-32175-727-2
Chapter 4 - Section 4.2 - Assess Your Understanding - Applying the Concepts - Page 216: 17c
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