Question: An help desk worker can assist customers at an average of one every 10 minutes distributed exponentially. Customers arrive at a rate of one every

An help desk worker can assist customers at an

An help desk worker can assist customers at an average of one every 10 minutes distributed exponentially. Customers arrive at a rate of one every 15 minutes, and the distribution is Poisson. Calculate the probability of four or more customers being in line or being served. Select one: 0.102 0.197 0.074 0.154 0.257

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