Q4.At a customer support center, the number of service requests received in a day is modeled by a Poisson random variable X with mean λ=18. The total time spent processing requests and total words written are modeled as T=7X+12 and W=4X−1. Find Cov(T,W).
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Q4
3 Aug 2025
Q4.At a customer support center, the number of service requests received in a day is modeled by a Poisson random variable X with mean λ=18. The total time spent processing requests and total words written are modeled as T=7X+12 and W=4X−1. Find Cov(T,W).
