Mathematics, 02.11.2019 07:31 maganns14
Customers arrivals at a checkout counter in a department store per hour have a poisson distribution with parameter λ = 7. calculate the probabilities for the following events.(1) (2 points) exactly seven customers arrive in a random 1-hour period.(2) (4 points) no more than two customers arrive in a random 1-hour period.(3) (4 points) at least three customers arrive in a random 1-hour period
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