Elementary Statistics: Picturing the World (6th Edition)

Published by Pearson
ISBN 10: 0321911210
ISBN 13: 978-0-32191-121-6

Chapter 7 - Hypothesis Testing with One Sample - Section 7.1 Introduction to Hypothesis Testing - Exercises - Page 359: 23

Answer

Since the symbol in Alternative Hypothesis is $\ne$, the test is two-tailed.

Work Step by Step

Observe the symbol in Alternative hypothesis.
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