How many customers are waiting in the queue on average

Assignment Help Operation Management
Reference no: EM133612617

Assignment:

Customers wait in a single queue to be served by the first bank teller that is available to serve them. There are four bank tellers, and each takes on average 60 seconds to serve a customer, with a standard deviation of service time of 40 seconds. Customers arrive on average every 20 seconds, with the standard deviation of the time between arrivals of 18 seconds. From the above, we can see that the arrival rate is 180 customers/hour and the utilization is 75%. What is the coefficient of variation of inter-arrival times? What is the coefficient of variation of service times?

On average, how long does a customer wait in line before they can talk to a teller? Please express your answer in seconds.

How many customers are waiting in the queue, on average, at any given point in time?

Reference no: EM133612617

Questions Cloud

Role of persuasion in advertising : Start this assignment by introducing and explaining the importance of understanding the role of persuasion in advertising.
Describe edward snowden as a whistleblower : Would you describe Edward Snowden as a 'whistleblower'? Why do you make this argument?
Define a winning culture : Define a Winning Culture? What changes has Rorsted made to Henkel's strategy? Does this provide Henkel with a competitive advantage?
Introduce a system to provide networking-appointment setting : Why do you believe we need to introduce a system to provide networking and appointment setting?
How many customers are waiting in the queue on average : On average, how long does a customer wait in line before they can talk to a teller? Please express your answer in seconds.
Does it appear they are being managed appropriately : Where are the "bottlenecks" as described in The Goal". Does it appear they are being managed appropriately?
What are basicspeaking skills at the workplace : Explain the importance of effective listening to perform well in the workplace. What are basicspeaking skills at the workplace?
How big a prior commitment for dinners should make to hotel : Your objective is to minimize the cost, given that all who attend will be served. How big a prior commitment for dinners should you make to the hotel?
Benefits of residential sprinklers to a community group : How would you describe the benefits of residential sprinklers to a community group during a public education meeting?

Reviews

Write a Review

Operation Management Questions & Answers

  Responsibility to help bangladesh raise working standards

What else could Peter do to remedy the situation? Does LWI have an ethical (or legal) responsibility to help Bangladesh raise working standards?

  What types of special materials handling equipment

What types of special materials handling equipment can be identified on local building sites? Do they take advantage of certain properties of the material being handled (e.g., the fluidity of concrete)?

  Due to our commitments to our primary customer

Due to our commitments to our primary customer, Globus Enterprises, we will in future be doing all of our supply chain business by way of Internet, e-mail, EDI

  Laws of international business are relatively undeveloped

The laws of international business are relatively undeveloped. How should American corporations operate outside the U.S.?

  Understand the financial side of healthcare organization

Why does an operations manager need to understand the financial side of the healthcare organization?

  Effectiveness of response to port-centric emergency

Identify a technology that you believe will have an impact on the effectiveness of a response to a port-centric emergency.

  Discuss the event or situation in detail

Write a clear and concise "email" to the executive summarizing the situation that occurred and the main factors that you think contributed to the problem.

  How should you respond to the subpoena

You supervise the correspondence unit of the health information services department of a medical center. Today, you received a subpoena duces tecum from an attorney, demanding either the originals or copies of all health records concerning Mary Smith..

  Some cases behavior may change an attitude

In marketing, attitudes are usually considered to lead to behavior. However, in some cases a behavior may change an attitude.

  Viable opportunities to leads the organizational innovation

Demonstrate how the skills & ideas can be creates a viable opportunities to leads the organizational innovation, team, change, Support Scaling

  Propose ways that negotiation process

Propose ways that the negotiation process could alleviate or mitigate conflict in the workplace.

  Was entering the market with standardized product mistake

Was entering the market with a standardized product a mistake? If it was a mistake, was it a problem of the product or the way it was positioned?

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