During an assembly process, parts arrive just as they are needed However, at one station the probability is 001 that a defective pail will arrive in a one-hour period Find the probability that

(a) Exactly 1 defective part arrives in a 4-hour span;

(b) 1 or more defective parts anive in a 4-hour span:

(c) Exactty 1 defective part arrives in a 4-hour span and exactly 1 defective part arrives in the next 4-hour span.

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Let X be a Poisson random variable with parameter l and the PMF of X is given by Defective part arri... View the full answer