The number of letters arriving at a particular address eech day can be modelled by a Poisson Distribution with a mean of seven letters per day, find the probability that tomorrow: (a) no letters will arrive (b) four letters will arrive (c) at least two letters will arrive

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Q: The birth rate in a hospital is given to match the Poisson distribution with an average of 1.2 per…

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A: Here AS PER POLICY I HAVE CALCULATED 3 SUBPART

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