Answer
Increase.
Work Step by Step
If we increase the significance level, then it will be easier to reject the null hypothesis. Thus the power will also increase.
The Basic Practice of Statistics 7th Edition
by Moore, David S.; Notz, William I.; Fligner, Michael A.
Published by
W. H. Freeman
ISBN 10:
146414253X
ISBN 13:
978-1-46414-253-6
Chapter 18 - Inference in Practice - Apply Your Knowledge - Page 430: 18.15b
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