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consider a queuing system with 2 types of customers. type 1 customers arrive according to a Poisson process with a mean rate of 5 per hour. type 2 customers arrive according to a Poisson process with a mean rate of 8 per hour. a) find the probability that a type 1 customer arrives before a type 2 does. b) what is the probability distribution of the time between consecutive arrivals of customers (independent of their types?) c) suppose there is one server in the system, which serves both types of customers and the service times follow exponential distribution with a mean of 10 minutes. if a type 2 arrives and the type 1 being served, what is the distribution of the waiting time for this time 2 customer?
What can leaders do to prepare their organization to deal with change?
deep acting is hiding your inner feeling and forgooing emotionalexpression as a response to displace rules
An important part of a projext is to identify the key process input variables (KPIV) and key process output variables (KPOV). Suppose that you are in charge of a hospital emergency room.
decision variables carefully; write the objective function and all relevant constraints. Use Excel SOLVER to find the optimal solution.
Average range= 1.78 lb. (a) Determine the upper and lower control limits of the x-bar chart. (b) Determine the upper and lower control limits of the R chart
How did composers vary the standard structure of the symphony?
It is now 2010. Explain how well has the RX-330/350 actually done in the North American market. Further, is its quality rated as high - or higher - as if it were made in Japan.
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A Quality Analyst wants to construct a sample mean chart for controlling a packaging process. He knows from past experience that whenever this process is under control, package weight is normally distributed with a mean of twenty ounces and a standar..
It would save you money and you're sure no one would miss them. What do you think is the ethical thing to do, and why? Please
HR has moved from an administrative function to a transformational function. This change is based on automating HR functions through an HRIS system.
Standard selling price is $125 per unit. Overhead is charged weekly at the rate of $1,500 plus .5 times direct labour cost. Suppose a 40-hour week also an hourly wage of $16. Material cost is $10 per foot. Elucidate what is the average multifactor..
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