12 In a food processing and packaging plant there are on the

Last updated: 10/22/2023

12 In a food processing and packaging plant there are on the average two packaging machine breakdowns per week Assume the weekly machine breakdowns follow a Poisson distribution 10 points A Find the mean and standard of this distribution B Find the probability that there are no machine breakdowns in a given week C Find the probability that there are no more than two machine breakdowns in a given week I D Find the probability that there are 3 or more machine breakdowns in a given week