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3. [0/30 Points] DETAILS PREVIOUS ANSWERS ASWMSCH15 11.1.007. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Speedy Do provides a single server automable of change and fubrication servior. Customers provide an unrival rate of 1.7 cars per hour. The servior rate is 2-o per bout Assume that antal flow probably distribution and that service times follow on exponential probabilty distribution pound your answers to four decimal places) (a) What is the average number of cars in the system? 14 x What is the average time (in hours) that a car wts for the ot and lobrication service to beg jXh (What is the average time (le bours) a car spends on the system? X (4) What is the probability that an arrival has to wait for servic Need Help? PATE Submit Assignment. Save Assement Progres

B Sa % to) Delays are expected more than the ontomers arrive during any sle-minuto period. What is the probability that delays will occur [Round your ancomer to four decimal places) Need Help? 84 2. 114/35 Pointsl DETAILS PREVIOUS ANSWERS ASWMSCITS 11.1.005. MY NOTES ASK YOUR TEACHER The reference desk of universite itinary receives requests for instance. Assume that a Possos probability distribution with an arrival rate of 12 requests per hour can be used to describe the anal potter and that service tomes follow an exponential probotity distribution with a service rate of 14 requests per hour (Round your answers to four decimal places) (a) What is the probably that rests for avstance are in the system? 1429 (b) What is the average number of rests that will be waiting for service? 102 x to what is the average waiting tidie ( hours) before service begins in xx What is the average ne ( hours) at the reference desk (waiting these pn service is (e) What is the probate that a new rival hes te walt for serv MANE Need Help? Nett 10 D a CO PRACTICE ANOTHER TH M