Answer
$x̅ = 25$
Margin of Error $(E) = 10$
Work Step by Step
Lower bound = 15, upper bound = 35
$x̅ = \frac{15+35}{2} = 25$
Margin of Error $(E) = \frac{35-15}{2} = 10$
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 9 - Section 9.2 - Assess Your Understanding - Vocabulary and Skill Building - Page 448: 18
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