5.62 The number of imperfections in the weave of a certain textile has a Poisson distribution with...

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5.62 The number of imperfections in the weave of a certain textile has a Poisson distribution with a mean of four per square yard.

a Find the probability that a 1-square-yard sample will contain at least one imperfection.
b Find the probability that a 3-square-yard sample will contain at least one imperfection.

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Probability And Statistics For Engineers

ISBN: 9781133006909

5th Edition

Authors: Richard L Scheaffer, Madhuri Mulekar, James T McClave, Cecie Starr

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