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What should I buy? A study conducted by a research group in a recent year reported that 57% of cell phone owners used their phones inside a store for guidance on purchasing decisions. A sample of 14 cell phone owners is studied. Round the answers to at least four decimal places.

What should I buy? A study conducted by a research group in a recent year reported that 57% of cell phone owners used their phones inside a store for guidance on purchasing decisions. A sample of 14 cell phone owners is studied. Round the answers to at least four decimal places.

College Algebra
College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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What should I buy? A study conducted by a research group in a recent year reported that 57% of cell phone owners used their phones inside a store for guidance on purchasing decisions. A sample of 14 cell phone owners is studied. Round the answers to at least four decimal places.
Part 3 of 4 (c) What is the probability that exactly eight of them used their phones for guidance on purchasing decisions The probability that exactly eight of them used their phones for guidance on purchasing decisions is Part 4 of 4 (d) Would it be unusual if more than 11 of them used their phones for guidance on purchasing decisions? It (Choose one) v be unusual if more than 11 of them used their phones for guidance on would pu would not since the probability is
Transcribed Image Text:Part 3 of 4 (c) What is the probability that exactly eight of them used their phones for guidance on purchasing decisions The probability that exactly eight of them used their phones for guidance on purchasing decisions is Part 4 of 4 (d) Would it be unusual if more than 11 of them used their phones for guidance on purchasing decisions? It (Choose one) v be unusual if more than 11 of them used their phones for guidance on would pu would not since the probability is
Part 3 of 4 (c) What is the probability that exactly eight of them used their phones for guidance on purchasing decisions? The probability that exactly eight of them used their phones for guidance on purchasing decisions is Part 4 of 4 (d) Would it be unusual if more than 11 of them used their phones for guidance on purchasing decisions? (Choose one) v be unusual if more than 11 of them used their phones for guidance on purchasing decisions since the probability is
Transcribed Image Text:Part 3 of 4 (c) What is the probability that exactly eight of them used their phones for guidance on purchasing decisions? The probability that exactly eight of them used their phones for guidance on purchasing decisions is Part 4 of 4 (d) Would it be unusual if more than 11 of them used their phones for guidance on purchasing decisions? (Choose one) v be unusual if more than 11 of them used their phones for guidance on purchasing decisions since the probability is
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