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Name: An engineer uses three machine's concrete to pore a concrete rode. The
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Description: An engineer uses three machine's concrete to pore a concrete rode. The first one produces 60% of total production and has a failure ratio of 4.5% while the other two machines have the same percent of production and failure ratio. If the probability o

College Algebra

7th Edition

ISBN:9781305115545

Author:James Stewart, Lothar Redlin, Saleem Watson

Publisher:James Stewart, Lothar Redlin, Saleem Watson

Chapter9: Counting And Probability

Section: Chapter Questions

Problem 14T: An unbalanced coin is weighted so that the probability of heads is 0.55. The coin is tossed ten...

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An engineer uses three machine's concrete to pore a concrete rode. The first one produces 60% of total production and has a failure ratio of 4.5% while the other two machines have the same percent of production and failure ratio. If the probability of drawing sample to be provided from the third machine is 0.2857, so

1- What is The failure ratio of the second machine?

2- What is The percentage probability of drawing sample to be provided from the first machine?

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