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 14 - Section 14.1 - Assess Your Understanding - Applying the Concepts - Page 690: 15g

Answer

4704 psi.

Work Step by Step

$ŷ =0.676x+2676$ For a 7-day strength of 3000 psi, that is, $x=3000$: $ŷ =0.676\times3000+2676=4704$

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