The number of work-related injuries per month in a manufacturing plant is known to follow a Poisson. 1 answer below »

The number of work-related injuries per month in a manufacturing plant is known to follow a Poisson distribution with a mean of 2.5 work-related injuries a month. What is the probability that in a given month, no work-related injuries occur? That at least one work-related injury occurs?
5.31 Assume that the number of network errors experienced in a day on a local area network (LAN) is distributed as a Poisson random variable. The mean number of network errors experienced in a day is 2.4. What is the probability that in any given day a. zero network errors will occur? b. exactly one network error will occur? c. two or more network errors will occur? d. fewer than three network errors will occur?