Operations and Supply Chain Management, 9th Edition WileyPLUS Registration Card + Loose-leaf Print Companion
9th Edition
ISBN: 9781119371618
Author: Roberta S. Russell
Publisher: Wiley (WileyPLUS Products)
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Chapter 17, Problem 9P
College students always have a lot of work to do, but this semester. Katie Lawrence is overwhelmed. Following are the assignments she faces (listed in the order in which they were received), the estimated completion times (in days), and due dates. Today is November 2.
Help Katie prioritize her work so that she completes as many assignments on time as possible. Use the SPT. DDATE and FCFS sequencing rule. Which rule would you recommend? How would your sequence of assignments change if Katie were interested in minimizing the mean tardiness of her assignments?
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1) Under “Costs of Quality”, costs associated with quality can be classified into four categories: appraisal, prevention, internal failures, and external failures. The costs of quality for Corley Motors Logistics is given in the table.
Cost Elements
Amount
Checking outbound boxes for errors
$31,000
Quality planning
$10,625
Downtime due to conveyor/computer problems
$342,125
Incoming product inspection
$21,000
Customer complaint rework
$33,000
Correcting erroneous orders before shipping
$36,550
Quality training of associates
$25,925
Correction of typographical errors--pick tickets
$11,475
a) Classify the quality cost elements given in the table into the different quality cost categories (prevention, appraisal, internal failure, external failure).
b) Total the quality costs in each of the different quality cost categories (prevention, appraisal, internal failure, external failure).
c) Using a) and b), suggest which areas…
Note: In chapter 9, section 9.4 of the Stevenson text, the costs of quality are covered; chapter 9 Stevenson lecture power point slide 7 touches upon this topic; see lecture video, 3.55 mins to 4.54 mins.
2) The production process at Hansa Ceylon Coffee fills boxes with dark arabica coffee. The data for the fill weight (in ounces) of eight samples are presented below. A sample size of six was used. The firm’s operations analyst wants to construct X-bar and R-charts to monitor the filling process.
Sample
Sample Mean
Sample Range
1
15.80
0.42
2
16.10
0.38
3
16.02
0.08
4
15.95
0.15
5
16.12
0.42
6
16.18
0.23
7
15.87
0.36
8
16.20
0.40
a) Calculate the upper and lower control limits for the X-bar chart.
b) Calculate the upper and lower control limits for the R chart.
c) Is the process under control? Why or why not?
Note: In chapter 10, section 10.3 of the Stevenson text, control charts for variables are…
Do the inherent differences between private and public sector objectives—profit versus publicgood—render private sector category management practices unsuitable for public sectorpurchasing, where open tendering is the norm?You have now undergone the Category Management classes and your superiors have requestedfor your input on how to integrate some of the learnings into the public sector policy.
Discuss and elaborate what are the activities and governance you would introduce in yourrecommendations without violating the principle of transparency and accountability withinyour organisation.
This is based on Singapore context. Pls provide a draft with explanation, examples and useful links for learning purposes. Citations will be good too. This is a module in SUSS called category management and supplier evaluation
Chapter 17 Solutions
Operations and Supply Chain Management, 9th Edition WileyPLUS Registration Card + Loose-leaf Print Companion
Ch. 17 - Scheduling Major League Baseball Umpires It used...Ch. 17 - Scheduling Major League Baseball Umpires It used...Ch. 17 - Solving Tough Scheduling Problems in Healthcare...Ch. 17 - Solving Tough Scheduling Problems in Healthcare...Ch. 17 - Analytics at Airbnb Airbnb is a global community...Ch. 17 - Analytics at Airbnb Airbnb is a global community...Ch. 17 - Analytics at Airbnb Airbnb is a global community...Ch. 17 - Analytics at Airbnb Airbnb is a global community...Ch. 17 - How do scheduling activities differ for projects,...Ch. 17 - Why is scheduling a job shop so difficult?
Ch. 17 - What three functions are typically performed by a...Ch. 17 - Prob. 4QCh. 17 - How can the success of a scheduling system be...Ch. 17 - Describe the process of loading and load leveling....Ch. 17 - What is the purpose of dispatch lists? How are...Ch. 17 - When should the following sequencing rules be...Ch. 17 - Give examples of sequencing rules you use to...Ch. 17 - What information is provided by the critical ratio...Ch. 17 - How are work packages, hot lists, and exception...Ch. 17 - What are Gantt charts, and why are they used so...Ch. 17 - Explain the concept behind input/output control....Ch. 17 - Explain the difference between infinite and finite...Ch. 17 - How does theory of constraints differ from...Ch. 17 - Explain the drum-buffer-rope concept.Ch. 17 - Discuss the similarities and differences between...Ch. 17 - What are some typical issues involved in employee...Ch. 17 - What quantitative techniques are available to help...Ch. 17 - At Valley Hospital, nurses beginning a new shift...Ch. 17 - Valley Hospital (from Problem 17.1) wants to focus...Ch. 17 - Prob. 3PCh. 17 - Sunshine House received a contract this year as a...Ch. 17 - Karina Nieto works for New Products Inc., and one...Ch. 17 - Decenture has four new IT hires available for...Ch. 17 - Blue Jeans Modeling Agency specializes in...Ch. 17 - Evan Schwartz has six jobs wailing to be processed...Ch. 17 - College students always have a lot of work to do,...Ch. 17 - Today is day 4 of the planning cycle. Sequence the...Ch. 17 - Alices Alterations has eight jobs to be completed...Ch. 17 - Jobs A. B, C, and D must be processed through the...Ch. 17 - Sequence the following jobs by (a) SPT, (b) DDATE,...Ch. 17 - Prob. 14PCh. 17 - Claims received by Healthwise Insurance Company...Ch. 17 - Jobs processed through Percys machine shop pass...Ch. 17 - Prob. 17PCh. 17 - Sassy U makes fashion jeans out of a variety of...Ch. 17 - Restore is a small repair shop that makes...Ch. 17 - Precision Painters, Inc., has five house painting...Ch. 17 - Tracy has six chapters on her desk that must be...Ch. 17 - Updike Upholstery cuts and sews fabric for custom...Ch. 17 - The following data have been compiled for an...Ch. 17 - The input/output report for Work Center 6 is as...Ch. 17 - Kim Johnson, R.N., the charge nurse of the...Ch. 17 - Rosemary Hanes needs help in scheduling volunteers...Ch. 17 - Schedule the wail staff at Vincents Restaurant...Ch. 17 - Mr. Baskins, manager of Tom and Jerrys Ice Cream...
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