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Q1) The average number of selling coffee per day is 3.7 and follows the Poisson distribution....

Q1)

The average number of selling coffee per day is 3.7 and follows the Poisson distribution. Calculate the following :

The standard deviation of this distribution : ?

The probability of exactly 5 coffee will be sold tomorrow  : ?


The mean for this distribution  : ?

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please solve all thease short

Thank you

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Answer #1

It is apoisson distribution

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