What is the average time a car is in the queue

Assignment Help Operation Management
Reference no: EM131124577

Automobiles arrive at the drive-through window at the downtown Baton Rouge, Louisiana, post office at the rate of 4 every 10 min. The Average service time is 1.5 min. The Poisson distribution is appropriate for the arrival rate and service times are exponentially distributed.

a) What is the average time a car is in the system?

b) What is the average number of cars in the system?

c) What is the average number of cars waiting to receive service?

d) What is the average time a car is in the queue?

e) What is the probability that there are no cars at the window?

f) What percentage of the time is the postal clerk busy?

g) What is the probability that there are exactly 2 cars in the system?

h) By how much would your answer to part a be reduced if a second drive-through window, with its own server, were added?

Reference no: EM131124577

Questions Cloud

Develop plan before executing business-related decisions : Explain three to four (3-4) potential effects of the failure of managers to develop a plan before executing major business-related decisions within their organizations. Provide an example of a time when something failed in your place of business due ..
Rent collection-interior maintenance-exterior maintenance : You are a property manager with many customers. Each customer receives your services for one or more properties. Each property can receive one or more type of services (rent collection, interior maintenance, exterior maintenance, and many more).
Discuss the pricing contained in the response : A prospective seller, Seller XYZ, calls you to discuss the pricing contained in the response they previously provided to you. Seller XYZ is also a large customer of your company, and has been a long-time supplier to your company with superb performan..
Acceptance testing requirements described in contract : You are the Project Manager on a project where a seller is not performing in accordance with the contract. Specifically the products delivered by the seller so far do not meet the acceptance testing requirements described in the contract. To make mat..
What is the average time a car is in the queue : Automobiles arrive at the drive-through window at the downtown Baton Rouge, Louisiana, post office at the rate of 4 every 10 min. The Average service time is 1.5 min. The Poisson distribution is appropriate for the arrival rate and service times are ..
Raising cows for the production of raw milk products : You operate a dairy farm, raising cows for the production of raw milk products. Briefly identify the levels of vertical integration that you would anticipate being possible for such an operation (include both backward and forward integration in your ..
Worker and machine paced line flow process : Compare and contrast the “Worker Paced Line Flow Process” and the “Machine Paced Line Flow Process” as relates to: a. Capital use b. Process speed: c. Pacing d. Materials requirements
Discuss the concept of the cost of quality : Discuss the concept of the “cost of quality”. Consider both positive and negative costs associated with a typical quality program in a manufacturing facility.
Definition of corporate social responsibility : Create your own definition of corporate social responsibility (CSR). Who are the stakeholders in your current organization that should be involved in the planning and implementation of a CSR initiative?

Reviews

Write a Review

Operation Management Questions & Answers

  Employee requests a particular religious accommodation

If an employee requests a particular religious accommodation (wearing religiously significant clothing and/or jewelry, taking time to pray during the day, creating facilities for prayer, taking off a few hours during the day to celebrate a particular..

  Sufficiently prioritize emergency management

Do you think all levels of government in the United States sufficiently prioritize emergency management? Do you think governing bodies in your region provide enough resources and support for emergency planning? Why or why not?

  Decide how to identify the problems that need fixing

Figure out whether to arrive at decisions quickly or slowly in choosing among the various alternative adjustments.

  Evaluate ergonomics and human factors design principles

Analyze and evaluate the ergonomics and human factors design principles you have learned in this module, and then creatively apply them to aviation maintenance operations. How can these principles be employed to improve the safety of maintenance oper..

  Willingness to schedule deliveries at customer convenience

With respect to the key dimensions of service quality, _____ refer(s) to the physical facilities and equipment, and the appearance of personnel. With respect to the key dimensions of service quality, the willingness to schedule deliveries at the cust..

  Cross out the unbalanced part of each sentence

Cross out the unbalanced part of each sentence, and revise the unbalanced part so that it matches the other item/s in the sentence. "Many people want a career that pays high wages, provides a complete benefits package, and offering opportunities for ..

  Essay question 2billy of billys warehouse in maine

essay question 2billy of billys warehouse in maine contracts with motor carriers for deliveries however they assess him

  Illustrate what is the forecast for december

Assume a multiplicative decomposition model. If the expected trend for December is $900, also the median seasonal adjustment is used; illustrate what is the forecast for December.

  Product structure tree

Product A is an end item and is made from two units of B and four of C. B is made of three units of D and two of E. C is made of two units of F and two of E. A has a lead time of one week. B, C, and E have lead times of two weeks, and D and F have le..

  Management obsolete in favor of modern leadership

Discuss the rise (and fall) of the professional manager. How did the nature of work change over time that led to the need for professional managers? What about work changed later that made traditional forms of management obsolete in favor of modern l..

  What are some possible explanations for the complaints

When repair costs were analyzed, the manager found that the average cost of repair had actually decreased relative to what it was before the increase in staff. What are some possible explanations for the complaints, and what actions might the mana..

  Defining quality

Provide examples of consumers, external customers and internal customers, and ways in which their expectations can be met or exceeded. Do you feel the organization is applying the principles of quality? Why or why not?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd