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According to a Gallup poll 27% of American adults have confidence in banks. Suppose that you interview 5 Americans adults

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According to a Gallup poll 27% of American adults have confidence in banks. Suppose that you interview 5 Americans adults at random.

a. What is the probability that 2 or fewer have confidence in banks?

b. What is the probability that no one had confidence in banks?

c. What is the probability that 3 or more have confidence in banks?

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Related Book For  answer-question
Statistics For Management And Economics

Statistics For Management And Economics

ISBN: 9781337093453

11th Edition

Authors: Gerald Keller

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Question Details
Chapter # 7
Section: Exercise Questions
Problem: 113
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Question Posted: May 22, 2018 05:49:02
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