An automatic machine in a manufacturing process is operating properly if the length of an important subcomponent is normally distributed with a mean 80 cm and standard deviation 2 cm a Find the probability that the length of one randomly selected unit is less than 79 cm b Find the probability that ...

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An automatic machine in a manufacturing process is operating properly if the length of an important subcomponent

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An automatic machine in a manufacturing process is operating properly if the length of an important subcomponent is normally distributed with a mean μ = 80 cm and standard deviation σ = 2 cm.

a. Find the probability that the length of one randomly selected unit is less than 79 cm.

b. Find the probability that the average length of 10 randomly selected units is less than 79 cm.

c. Find the probability that the average length of 30 randomly selected units is less than 79 cm. L056

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Business Statistics Communicating With Numbers

ISBN: 9780071317610

1st Edition

Authors: Kelly Jaggia

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Question Posted: Jul 25, 2024 08:05 AM

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An automatic machine in a manufacturing process is operating properly if the length of an important subcomponent

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Business Statistics Communicating With Numbers

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