Answer
$ŷ =0.874514~g/cm^3$
Work Step by Step
Use the least-squares regression line with $x=4$:
$ŷ =−0.002889\times4+0.88607$
$ŷ =0.874514$
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 218: 23d
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