Answer
$H_0:~µ_{box}=µ_{roll}$
$H_1: µ_{box}\ltµ_{roll}$
Work Step by Step
$H_0:$ the water absorption time is equal for both paper towels.
$H_1:$ the water absorption time is less for towels in the box.
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 11 - Section 11.3 - Consumer Reports - The High Cost of Convenience - Page 565: a
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