The director of an advertising agency is concerned with the effectiveness of a television commercial. a. What
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The director of an advertising agency is concerned with the effectiveness of a television commercial.
a. What null hypothesis is she testing if she commits a type I error when she erroneously says that the commercial is effective?
b. What null hypothesis is she testing if she commits a type II error when she erroneously says that the commercial is effective?
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Related Book For 
Just The Essentials Of Elementary Statistics
ISBN: 9780495314875
10th Edition
Authors: Robert Johnson, Patricia Kuby
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