Let n1(t) and n2(t) be two independent poisson processes with rates λ1 = 1 and λ2 = 2, respectively. let n(t) be the merge process n(t)=n1(t)+n2(t). find the probability that n(1)=2 and n(2)=5.

On monday, the water was shut off 3 times for 1/4 hours, 2/3 hours, and 1-3/4 hours, respectively. what was the tireless number of hours the water was off?

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You are choosing between two health clubs. club a offers membership for a fee of $ 28 plus a monthly fee of $ 20. club b offers membership for a fee of $ 20 plus a monthly fee of $ 22. after how many months will the total cost of each health club be the same? what will be the total cost for each club? in __ months the total cost of each health club will be the same.