answer all 7 questions

A two-server queuing system is in a steady-state condition and the steady state probabilities are Po = 1/8. p1 = 3/16, p2 = 3/8. p3 = 3/16, p4= 1/8, p.= 0 ifn > 4. Calculate d) The expected number of customers in the system. (3 p.) e) The expected number of customers in the queue. (3 p.) f) The expected number of customers being served. (3 p.) Suppose the arrival rate is 3 customers per hour. Calculate g) The mean waiting time in the system. (3 p.) h) The mean waiting time in the queue. (3 p.) i) The mean service time per customer. (3 p.) j) The traffic intensity. (3 p.)