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Marty’s Barber Shop has one barber. Customers have an arrival rate of 2.2 customers per hour, and haircuts are given with a service rate of 5 per hour. Use the Poisson arrivals and exponential service times model to answer the following questions:
What is the probability that no units are in the system?
What is the probability that one customer is receiving a haircut and no one is waiting?
What is the probability that one customer is receiving a haircut and one customer is waiting?
If the project is to be finished in 16 weeks, which activity or activities should be crashed to do this at the least additional cost? What is the total cost of this?
Explain the possible outcomes of this analysis to the management team in terms of EMV, risk aversion, and risk taking.
Furniture Face Lift refinishes old wood furniture. Their process for refinishing chairs has 8 workers and 4 stations. Each chair starts at the Stripping station, then goes to Priming, then to Painting and finally to Inspection.
Season indices for the four quarters have been found to be 1.30, 0.90, 0.70, and 1.10 respectively. Compute a seasonalized or adjusted sales forecast.
Identify what forms of consumer sales promotion might induce impulse purchases. Determine what forms of sales promotion are more effective at persuading consumers to switch brands.
What responsibility does GM have towards its employees? Does GM have the same responsibility to the employees of its suppliers? Should GM have taken any additional steps to save money before announcing the restructuring plans?
Define the concept of collecting data. You are the director of quality at a new managed care organization who has been tasked with training new full-time employees in the area of collecting and organizing data for an upcoming committee meeting.
A company has calculated its running sum of forecast errors to be 1,000 and its tracking signal is 50. What is the company's mean absolute deviation?
Describe the common grounds for discharge and the procedural requirements that are outlined in many collective bargaining agreements. State why the following are important when these cases go to arbitration: (1) the demand for high standards of proof..
what role do you play in the strategic planning process?
The purchasing agent for a company that assembles and sells air-conditioning equipment in a Latin American country noted that the cost of compressors has increased significantly each time they have been reordered. Discuss the assumptions of the basic..
What strategic advantage can Continental derive from the real-time system as opposed to a traditional information system?
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