Which dispatching rule has the best score for flow time

Assignment Help Operation Management
Reference no: EM131359730

Problem -

The following jobs are waiting to be processed at Rick Solano's machine center. Solano's machine center has a relatively long backlog and sets a fresh schedule every 2 weeks, which does not disturb earlier schedules. Below are the jobs received during the previous 2 weeks. They are ready to be scheduled today, which is day 241 (day 241 is a work day). Job names refer to names of clients and contract numbers.

Job

Date Job Received

Production Days Needed

Date for Due

BR-02

228

15

300

CX-01

225

25

270

DE-06

230

35

320

RG-05

235

40

360

SY-11

231

30

310

a) Complete the following table. (Show your supporting calculations.)

b) Which dispatching rule has the best score for flow time?

c) Which dispatching rule has the best score for utilization metric?

d) Which dispatching rule has the best score for lateness?

e) Which dispatching rule would you select? Support your decision.

Dispatching Rule

Job Sequence

Flow Time

Utilization Metric

Average number of jobs

Average Lateness

EDD

 

 

 

 

 

SPT

 

 

 

 

 

LPT

 

 

 

 

 

FCFS

 

 

 

 

 

Reference no: EM131359730

Questions Cloud

How you may use the dataset to perform statistical tests : The t-test is a frequently used statistical procedure that compares the means of two groups. There are two versions of the test based on whether the two groups are matched or not matched. Matched groups share many common characteristics, whereas u..
How many proper subsets does each set have : Which of these sets are subsets of others or of themselves?
Evaluating recruitment effectiveness : What approach to evaluating recruitment effectiveness would you recommend for a mid-size service delivery business such as an accounting firm? Why?
Write a paper about a contemporary ethical issue : Research and write a paper about a contemporary ethical issue or problem concerning Japanese Americans in Hawai‘i.
Which dispatching rule has the best score for flow time : The following jobs are waiting to be processed at Rick Solano's machine center. Solano's machine center has a relatively long backlog and sets a fresh schedule every 2 weeks, Which dispatching rule has the best score for flow time? Which dispatchin..
Why are exchange rates important to a firms cfo : Why are exchange rates important to a firm's CFO, investors, and customers? Describe and explain at least 3 causes of changing exchange rates.
Write the given essay assignment : Write the given essay assignment.- The topics are :  Lessons Learned This Semester,  A person I'd like to Have Dinner With( dead or alive) or A Scary Night Home Alone or An Object I Can't Live Without.
Derive the truth tables for the following gates : Prove that the complement of the EX-OR function is equal to its dual.
Implement the circuit using an appropriate decoder : Implement the circuit using an appropriate decoder.

Reviews

Write a Review

 

Operation Management Questions & Answers

  Explain what is the npv of the investment

A machine costs $1,000, has a three-year life, and has an estimated salvage value of $100. It will generate after-tax annual cash flows (ACF) of $600 a year, starting next year. If your required rate of return for the project is 10%, what is the N..

  More frequent information technology related audits

What are some of the drivers leading management to need more frequent information technology related audits?

  Table summarizes the transportation costs

Tall-Brother company has three building projects in progress in this year. Each project needs a supply of bricks. There are three sources of bricks: red brick, black brick and grey brick available in the market, but shipping costs differ from locatio..

  Quality and safety education for nurses

Review nursing informatics competencies such as those outlined by the American Nurses Association (ANA), the Technology Informatics Guiding Education Reform (TIGER), and the Quality and Safety Education for Nurses (QSEN).

  Define what is the calculated twa

What is the calculated TWA. What would you tell plant management in terms of exposure to acetone and compliance with the PEL

  Describe the appropriateness of using the same leadership

sources must be cited in apa format. your response should be a minimum of one 1 single-spaced page to a maximum of two

  Analyze how each of their goods and service design

Determine the types of inventories these companies currently manage and describe their essential inventory characteristics. Analyze how each of their goods and service design concepts are integrated.

  Address the role of executive communications

Discuss the various sources of ideas for legislative proposals. Be sure and address the role of "Executive Communications."

  Angeles bureau of street services

What were the chief elements of John Gaus' administrative ecology that Robertson drew upon to run Los Angeles Bureau of Street Services?

  What are the major ethical issues involved in the case

The Terri Schiavo Case What are the major ethical issues involved in the case? Do you agree or disagree with the outcome of the case? Why or why not? Who should be eligible to legally make healthcare decisions to save or end life in the absence of an..

  Assignment on supply chain design- learning team reflection

Assignment on Supply Chain Design- Learning Team Reflection, What is the chase strategy, Identify 2-3 companies that might use the chase strategy

  Pharmaceuticals makes hair growth drug called rugmax

ACME pharmaceuticals makes a hair growth drug called “Rugmax.” This drug, when taken properly, is designed to stimulate hair cells in the scalp for a more thicker hairline. On the drug container is a warning: NOT FOR FEMALE USE. Harry and Henrietta a..

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