EBK PRINCIPLES OF OPERATIONS MANAGEMENT
11th Edition
ISBN: 9780135175644
Author: Munson
Publisher: VST
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Question
Chapter 15, Problem 27P
a)
Summary Introduction
To determine: The best sequence for various rules.
b)
Summary Introduction
To calculate: The average completion time, average job lateness and the average number of jobs for the FCFS
c)
Summary Introduction
To calculate: The average completion time, average job lateness and the average number of jobs for EDD schedule.
d)
Summary Introduction
To calculate: The average completion time, average job lateness and the average number of jobs for the SPT schedule.
e)
Summary Introduction
To calculate: The average completion time, average job lateness and the average number of jobs for the LPT schedule.
f)
Summary Introduction
To explain: The best decision rule based on average completion time.
g)
Summary Introduction
To identify: The job that is late with the SPT rule.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Fill in the table below with the activity times after crashing to show the resulting schedule. (Enter your responses as whole numbers.)
Activity
A
B
с
Time according to
schedule (weeks)
Activity
F
G
H
Time according to
schedule (weeks)
D
E
COE
Given the information below, estimate the probability that the noncritical path B-F-G will take more than 20 weeks. Hint: Subtract from 1.0 the probability that B-F-G
will take 20 weeks or less. Refer to the standard normal table.
Activity
A
Expected Time (weeks)
Variance
3.5
1.00
BCDE
5.5
0.96
C
4.0
0.45
12.0
1.78
6.5
2.25
F
G
9.0
2.78
4.5
0.69
The probability that this path will take more than 20 weeks to complete is
(Enter your response rounded to four decimal places.)
You are the event manager of a wedding project that is behind schedule and over budget. The client has requested some additional features that were not in the original scope.
How would you prioritize the additional features requested by the client?
What strategies would you employ to adjust the project plan and budget to accommodate these changes effectively?
Additionally, what specific tools and techniques would you utilize to monitor and control the progress and ensure the quality of the project?
Chapter 15 Solutions
EBK PRINCIPLES OF OPERATIONS MANAGEMENT
Ch. 15 - Prob. 1EDCh. 15 - Prob. 1DQCh. 15 - Prob. 2DQCh. 15 - Prob. 3DQCh. 15 - Prob. 4DQCh. 15 - Prob. 5DQCh. 15 - Prob. 6DQCh. 15 - Prob. 7DQCh. 15 - Prob. 8DQCh. 15 - Prob. 9DQ
Ch. 15 - Prob. 10DQCh. 15 - Prob. 11DQCh. 15 - Prob. 12DQCh. 15 - Prob. 13DQCh. 15 - Prob. 1PCh. 15 - Prob. 2PCh. 15 - Prob. 3PCh. 15 - Prob. 4PCh. 15 - Prob. 5PCh. 15 - Prob. 6PCh. 15 - Prob. 7PCh. 15 - Prob. 8PCh. 15 - Prob. 9PCh. 15 - Prob. 10PCh. 15 - Prob. 11PCh. 15 - Prob. 12PCh. 15 - Prob. 13PCh. 15 - Prob. 14PCh. 15 - Prob. 15PCh. 15 - Prob. 16PCh. 15 - Prob. 17PCh. 15 - Prob. 18PCh. 15 - Prob. 19PCh. 15 - Prob. 20PCh. 15 - Prob. 21PCh. 15 - Prob. 22PCh. 15 - Prob. 23PCh. 15 - Prob. 24PCh. 15 - Prob. 25PCh. 15 - Prob. 26PCh. 15 - Prob. 27PCh. 15 - Prob. 28PCh. 15 - Daniels Barber Shop at Newark Airport is open 7...Ch. 15 - Given the following demand for waiters and...Ch. 15 - Prob. 1CSCh. 15 - Prob. 2CSCh. 15 - Prob. 3CSCh. 15 - Prob. 4CSCh. 15 - Prob. 1.1VCCh. 15 - Prob. 1.2VCCh. 15 - Prob. 1.3VCCh. 15 - Prob. 2.1VCCh. 15 - Prob. 2.2VCCh. 15 - Why is seniority important in scheduling servers?Ch. 15 - Prob. 2.4VC
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, operations-management and related others by exploring similar questions and additional content below.Similar questions
- Currently a company that designs Web sites has five customers in its backlog. The time since the order arrived, processing time, and promised due dates are given in the following table. The customers are ready to be scheduled today, which is the start of day 190. Time Since Order Arrived Customer (days ago) Processing Time (days) Due Date (days from now) A 3 24 58 B 2 32 100 с 10 20 26 D E 8 6 12 28 50 66 a. Develop separate schedules by using the FCFS and EDD rules. Compare the schedules on the basis of average flow time and average days past due. Using the FCFS (first come, first served) decision rule for sequencing the customers, the order is: Sequence Customer 1 2 3 4 5arrow_forwardThe Donald Fertilizer Company produces industrial chemical fertilizers. The projected manufacturing requirements (in gallons) for the next four quarters are 60,000, 90,000, 90,000, and 140,000 respectively. A level workforce is desired, relying only on anticipation inventory as a supply option. Stockouts and backorders are to be avoided, as are overtime and undertime. a. Determine the quarterly production rate required to meet total demand for the year, and minimize the anticipation inventory that would be left over at the end of the year. Beginning inventory is 0. The quarterly production rate is ☐ gallons. (Enter your response as an integer.)arrow_forwardHow would you design an operations plan and schedule for a new product/service? What factors would you consider and what challenges would you anticipate? Why are these factors and challenges relevant and how would you address them?arrow_forward
- You are the newly appointed CEO of TechSouth, a South African multinational technology company based in Cape Town. TechSouth specialises in manufacturing smartphones, laptops, and smart home devices. The company has a significant presence in the African market and has recently expanded into Europe and Asia. However, TechSouth is facing several critical challenges:· Declining Market Share - Over the past three years, TechSouth has lost considerable market share to both localcompetitors and international giants like Samsung and Apple. The company's products are perceived as outdated and lacking innovation.· Employee Engagement Issues - Recent employee surveys indicate low morale and engagement levels, particularly among the younger workforce, leading to high turnover rates. Many employees feel disconnected from the company's vision and mission.· Siloed Departments - The organizational structure at TechSouth is highly siloed, with departments operatingindependently rather than…arrow_forwardWhat is the best way to manage emotions and thoughts? How to work through Emotions and thoughts?arrow_forwardWhat are the emotions or stressful thoughts? What are the differences between them? How can we work through the emotions or stressful thoughts? How can we avoid or prevent emotions or stressful thoughts from happening or occurring? What are the obstacles?arrow_forward
- Main Challenges at TechInnovateStrategic DirectionTechInnovate's board of directors is pushing for a more aggressive expansion into emerging markets, particularly in Africaand Southeast Asia. However, there's internal disagreement about whether to focus on these new markets or consolidatetheir position in existing ones. Sarah Chen favors rapid expansion, while some senior executives advocate for a morecautious approach.Ethical ConcernsThe company's AI algorithms have come under scrutiny for potential biases, particularly in facial recognition technology.There are concerns that these biases disproportionately affect minority groups. Some employees have voiced ethicalconcerns about selling this technology to law enforcement agencies without addressing these issues.Team Leadership and DiversityTechInnovate's leadership team is predominantly male and Western, despite its global presence. There's growing pressurefrom employees and some board members to diversify the leadership team to…arrow_forwardSarah Anderson, the Marketing Manager at Exeter Township's Cultural Center, is conducting research on the attendance history for cultural events in the area over the past ten years. The following data has been collected on the number of attendees who registered for events at the cultural center. Year Number of Attendees 1 700 2 248 3 633 4 458 5 1410 6 1588 7 1629 8 1301 9 1455 10 1989 You have been hired as a consultant to assist in implementing a forecasting system that utilizes various forecasting techniques to predict attendance for Year 11. a) Calculate the Three-Period Simple Moving Average b) Calculate the Three-Period Weighted Moving Average (weights: 50%, 30%, and 20%; use 50% for the most recent period, 30% for the next most recent, and 20% for the oldest) c) Apply Exponential Smoothing with the smoothing constant alpha = 0.2. d) Perform a Simple Linear Regression analysis and provide the adjusted…arrow_forwardRuby-Star Incorporated is considering two different vendors for one of its top-selling products which has an average weekly demand of 70 units and is valued at $90 per unit. Inbound shipments from vendor 1 will average 390 units with an average lead time (including ordering delays and transit time) of 4 weeks. Inbound shipments from vendor 2 will average 490 units with an average lead time of 2 weeksweeks. Ruby-Star operates 52 weeks per year; it carries a 4-week supply of inventory as safety stock and no anticipation inventory. Part 2 a. The average aggregate inventory value of the product if Ruby-Star used vendor 1 exclusively is $enter your response here.arrow_forward
- Sam's Pet Hotel operates 50 weeks per year, 6 days per week, and uses a continuous review inventory system. It purchases kitty litter for $13.00 per bag. The following information is available about these bags: > Demand 75 bags/week > Order cost = $52.00/order > Annual holding cost = 20 percent of cost > Desired cycle-service level = 80 percent >Lead time = 5 weeks (30 working days) > Standard deviation of weekly demand = 15 bags > Current on-hand inventory is 320 bags, with no open orders or backorders. a. Suppose that the weekly demand forecast of 75 bags is incorrect and actual demand averages only 50 bags per week. How much higher will total costs be, owing to the distorted EOQ caused by this forecast error? The costs will be $higher owing to the error in EOQ. (Enter your response rounded to two decimal places.)arrow_forwardYellow Press, Inc., buys paper in 1,500-pound rolls for printing. Annual demand is 2,250 rolls. The cost per roll is $625, and the annual holding cost is 20 percent of the cost. Each order costs $75. a. How many rolls should Yellow Press order at a time? Yellow Press should order rolls at a time. (Enter your response rounded to the nearest whole number.)arrow_forwardPlease help with only the one I circled! I solved the others :)arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Practical Management ScienceOperations ManagementISBN:9781337406659Author:WINSTON, Wayne L.Publisher:Cengage,
Practical Management Science
Operations Management
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:Cengage,
Inventory Management | Concepts, Examples and Solved Problems; Author: Dr. Bharatendra Rai;https://www.youtube.com/watch?v=2n9NLZTIlz8;License: Standard YouTube License, CC-BY