Answer
See below.
Work Step by Step
$H_0$: the two populations have equal medians.
$H_a$: the two populations don't have equal medians, hence either the first or the second population has a bigger median.
Elementary Statistics (12th Edition)
by Triola, Mario F.
Published by
Pearson
ISBN 10:
0321836960
ISBN 13:
978-0-32183-696-0
Chapter 13 - Nonparametric Statistics - 13-4 Wilcoxon Rank-Sum Test for Two Independent Samples - Basic Skills and Concepts - Page 659: 3
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