Passengers drop by a busy store at an average rate of per minute. If the number of passengers dropping by the store obeys a Poisson distribution, what is the approximate probability that passengers drop by the store in a particular minute period?
If a random variable obeys the Poisson distribution with mean what is its variance
Assume that bacteria of a species called are randomly distributed in a certain river according to the Poisson distribution with an average concentration of per of water. If we draw of water from the river using a test tube, what is the approximate probability that the number of bacteria in the sample is exactly
According to the maintenance department of a university, the number of toilet blockages obeys a Poisson distribution with an average of failures everyday. Then what is the approximate probability that there will be failures during a particular day?
Which of the following is the correct graph for the probability distribution of a random variable that follows the Poisson distribution with mean