Mathematics, 07.03.2020 00:17 raemyiajackson1

The number of defective circuit boards coming off a soldering machine follows a Poisson distribution. During a specific eight- hour day, one defective circuit board was found.
a Find the probability that it was produced during the first hour of operation during that day.
b Find the probability that it was produced during the last hour of operation during that day.
c Given that no defective circuit boards were produced during the first four hours of operation, find the probability that the defective board was manufactured during the fifth hour.

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The number of defective circuit boards coming off a soldering machine follows a Poisson distribution...