According to the Centers of Disease Control and Prevention, 44% of U.S. households still had landline phone

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According to the Centers of Disease Control and Prevention, 44% of U.S. households still had landline phone service. Suppose a random sample of 60 U.S. households is taken.

a. Find the probability that exactly 25 of the households sampled still have a landline.

b. Find the probability that more than 25 households still have a landline.

c. Find the probability that at least 25 households still have a landline.

d. Find the probability that between 20 and 25 households still have a landline.

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Introductory Statistics Exploring The World Through Data

ISBN: 9780135163146

3rd Edition

Authors: Robert Gould, Rebecca Wong, Colleen N. Ryan

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Question Posted: Jul 14, 2021 03:42 AM

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According to the Centers of Disease Control and Prevention, 44% of U.S. households still had landline phone

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a 01327 b 09656 c 09995 d 05041 Explanation a The probability of getting exactly ...View the full answer

Introductory Statistics Exploring The World Through Data

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