The length of a bolt produced by a machine is normally distributed with mean 18 5cm and variance 0 7 cm 2 Find the probability that a randomly selected bolt is less than 18 85cm long ...

The variance are 07 cm 2 then the standard ...

The length of a bolt produced by a machine is normally distributed with mean 18.5cm and variance

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The length of a bolt produced by a machine is normally distributed with mean 18.5cm and variance 0.7 cm². Find the probability that a randomly selected bolt is less than 18.85cm long.

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Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook

ISBN: 9781108407304

1st Edition

Authors: Dean Chalmers, Julian Gilbey

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Question Posted: Sep 14, 2021 02:10 AM

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The length of a bolt produced by a machine is normally distributed with mean 18.5cm and variance

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Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook

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