Question: Part A: Customer Support - Amazon Customer Service Calls requiring product installation support arrive at the customer support every 3 minutes (exponential distribution). The time

Part A: Customer Support - Amazon Customer Service

Calls requiring product installation support arrive at the customer support every 3 minutes (exponential distribution). The time it takes to

troubleshoot the problem over the phone is exponentially distributed with a mean of 6 minutes. IT support staff are paid an average of $25 an hour. The lost time for the care provider making the call to have the issue resolved is valued at $70 an hour. Based on a cost analysis, what is the optimal number of servers?

Note/Hint:This task required to compute total cost of waiting. While computing total cost consider number of servers and the most appropriate queuing operating characteristic(s). Following is the hints to find total cost:

Total cost = Wait cost + Server cost
Server cost = Number of servers * Server fee
Wait cost = avg number of entity/entities waiting in the queue/system * cost of waiting

time in queue/system

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related General Management Questions!

Introduction and learning objectives When you were learning about operational analysis earlier in the term, we talked about jobs that require multiple visits to the CPU (or servers) to receive their...

Q1. How worried are clients and stakeholders in day-to- day product improvement? 2. the industrial corporation Case for Agility "The struggle is not always to the most powerful, nor the race to the...

Question: What as the average weekly safety inventory level of refined sugar from the beginning January 2022 to the end of July 2022? A. 512,465.9691 metric tons per week B. 316,002.1474 metric tons...

please provide formulas and step by step directions in excel format 10. Calis requiring information technology (IT) support arrive at the help desk every 3 minutes (exponential distribution). The...

STAT 225 Fall 2015 --- Homework 4-------DUE at the beginning of class on Friday, Oct. 30, 2015. FOR ONLINE STUDENTSmust turn in via Blackboard by 11:59 pm on Oct. 30, 2015. Or turn in to the course...

How to Make the Most of Your Company's Strategy The art of translating top management's aspirations into concrete action on the ground = by STEPHEN BUNGAY iN THE DECADES since Peter Drucker first...

Every company competes on four basic dimensions (e.g., quality, service, flexibility, and cost). These four dimensions are referred to as the competitive dimensions of value. Value is defined as the...

U.S. Copyright Law (title 17 of U.S. code) governs the reproduction and redistribution of copyrighted material. Downloading this document for the purpose of redistribution is prohibited. Chapter 15...

please provide step by step directions and formulas used ks? 10. Calls requiring information technology (IT) support arrive at the help desk every 3 minutes (exponential distribution). The time it...

7.0: Organizational Strategy Overview (one paragraph describing the following charts) 7.1:CurrentOrganizationalStructure(chart)...

Kroger, a national supermarket chain, reported the following data (in millions) in its financial statements for the year ended January 31, 2009; Total revenue $76,000 Total assets at end of year...

The following character encoding is used in a data link protocol: A: 01000111; B: 11100011; FLAG: 01111110; ESC: 11100000 Show the bit sequence transmitted (in binary) for the four-character frame: A...

Stockholders' equity is not affected by all cash receipts. dividends. revenues. expenses. s are true or false questions. There are 3 problems. The exam is bas Question 1 0 An adjusting entry would...

Earthquakes generate two sorts of waves in rock, shear or S waves which travel at about 4.5 km/s and pressure or P waves traveling at about 8 km/s. (1) After one such quake, a seismograph station...

576 and g(x) = 73 -x enclose a region in the first quadrant (x > 0, y > 0). Rotating that region about the line x =-3 generates a solid whose volume is Graphs of f(x) =

Barbicon Manufacturing Company uses a predetermined manufacturing overhead rate based on a percentage of direct labor cost. At the beginning of 2012, they formulated a rate of 20% times the direct...

Arabica Manufacturing Company uses a predetermined manufacturing overhead rate based on a percentage of direct labor cost. At the beginning of 2012, they estimated total manufacturing overhead costs...

Design a minimum-mass symmetric three-bar truss (the area of member 1 and that of member 3 are the same) to support a load P, as was shown in Fig. 2.9. The following notation may be used: Pu = P cos...

5. How are rules used on this page? Are they effective? Would you change any of them?

1. Study the first and second pages of an article in a journal in your field. Describe ten design features on these two pages.

3. Write a one-paragraph evaluation of each of the following headings. How clearly does the heading indicate the subject and purpose of the text that will follow it? In what ways does it fall short...