A machine center in a job shop for a local fabrication company has five unprocessedjobs remaining at a particular point in time. The jobs are labeled A, B, C, D, and E inthe order that they entered the shop. The respective processing times and due datesare given in the table below. What is the sequence the of jobs by CR rules?JobProcessing TimeDue DateA1032B.5534C.11316035

The sequence of jobs is calculated as follows: `Mean flow time = (Total processing time + total…

Answered: What is the sequence the of jobs by CR…

Business

Operations Management

What is the sequence the of jobs by CR rules?

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

See similar textbooks

Related questions

Q: The work environment includes these factors:a) Lighting, noise, temperature, and air qualityb)…

A: Introduction: Work environment can be defined as the workplace that a company provides to its…

Q: Staff members are moved to new jobs as a means of enriching and stretching the staff member, given…

A: Employers use various techniques to improve their productivity by motivating employees by adding…

Q: /his subordinate?

A: When the workload is very high the supervisors cannot handle the entire work alone and therefore…

Q: A job was timed for 60 cycles and had an average of 1.2 minutes per piece. The performance rating…

A: (a) Observed time: From the given information, observed time can be deduced. Observed time = Average…

Q: Activity Title A: Practical HRM in Aviation Objective/s: To gain insight of the HRM system of…

A: HRM in the airline industry plays an important role as it affects many people.

Q: A recently negotiated union contract allows workers in a shipping department 24 minutes for rest, 10…

A: Following formula can be used to calculate the standard time: Given Information: Observed Time (OT)…

Q: What precise information are you looking for in order to construct a job breakdown structure?

A: The work breakdown structure is the project management concept in which the project is divided into…

Q: Explain the difference between horizontal and vertical job enlargement and how these concepts might…

A: Job Enlargement is when we are expanding and increasing the scope of the job. Job enlargement is…

Q: Observed time of a job is 15 minutes where the worker was rated at 80%. Calculate the standard time…

A: Standard Time Standard Time is the time required for doing the job at a standard performance for…

Q: You have recently taken on the role of team leader at a small removals company. The company carries…

A: The arguments for health and safety haven't been additional apparent. Society has growing…

Q: What is Workload method?

A: For almost all companies, the sales force is the most crucial part of the business, so it is…

Q: Comment on the following: “At any given instant, the standard times for many jobs will not be…

A: Standard time: Standard time is defined as the actual time required to complete or…

Q: Given these observed times (in minutes) for four elements of a job, determine the observed time (OT)…

A: Formula:

Q: allow for a longer vacation. Many Americans have adopted a demanding work ethic that leaves little…

A: Work-life balance is important for a healthy working environment. Work-life balance helps to prevent…

Q: Determine the sequence that will minimize idle time of both machine TIME (HOURS) MACH 1 JOBS A B с D…

A: Idle time indicating the available free time in each machinery while considering the optimal…

Q: List the trade offs if deciding to talk up against waiting for the instructor to call?

A: Trade-off refers to the condition where one product and another quality or amount are lost. That is,…

Q: 3. What technique gives workers more control over how they perform their job? a) job…

A: Explanation of different techniques: 1. Job Enrichment: Job enrichment is meant with the techniques…

Q: What is the minimum cost to complete all three jobs?

A: In assignment method we need to assign a worker to each job in such aa way that the total cost is…

Q: write a reflection on what you learn in retail work(job)

A: Retail: It defines the sale of products to customers that can be sold to customers and businesses. A…

Q: Design a job analysis for the position of department head (HR), of a pharmaceutical firm

A: Job analysis is a process used to determine the duties and responsibilities of a specific job and…

Q: 1. Flextime is a work plan in which employees’ workdays are built around a core of midday hours, and…

A: Flextime is a working schedule that allows the employees to choose when to start and end their work…

Q: What are the trade-offs in the following? a. Using self-directed teams instead of a more…

A: Answer b is the correct answer.

Q: What are the main limitations of time study?

A: The time study method is a process, which is used to develop a time standard by studying any worker,…

Q: Suppose Charlene Brewster has times (in seconds) of 8.3, 8.7, 8.3, 8.6, 8.6, 8.4 and a performance…

A: Given: Elements= 8.3, 8.7, 8.3, 8.6, 8.6, 8.4 Performance rating =120%

Q: How do you classify the time for a drill press operator who is idle for a few minutes at the…

A: Idle time: Idle time is defined as when an employee or a piece of equipment does not produce any…

Q: imple flow chart for applying a job

A: A job request is a arrangement that records factual education, communication information &…

Q: Can you think of any jobs that push the man–machine interface to the limits of human capabilities?

A: HR is the division of a business accused of discovering, screening, selecting, and preparing…

Q: If Charlene, the worker in Problem( If Charlene Brewster has times of 8.4, 8.6, 8.3, 8.5, 8. 7,and…

A: Standard time refers to the amount of time that should be allocated for an average worker to process…

Q: Suppose Charlene Brewster has times (in seconds) of 8.3, 8.5, 8.4, 8.4, 8.6, 8.6 and a…

A: ANSWER IS AS FOLLOWS:

Q: Refer to Problem (If Charlene Brewster has times of 8.4, 8.6, 8.3, 8.5, 8. 7, and 8.5 and a…

A: Given information is as follows: R=9.35 The normal time of operation = 8.5

Q: If the normal time is 1.30 min for a repetitive task that produces one work unit per cycle, and the…

A: Given that- Normal time (Tn) = 1.30 min Shift = 8 hours PFD allowance factor (APFD) = 12%…

Q: What are the main uses of time study information?

A: Time study is generally used to determine the taken by an employee to perform the task. Time study…

Q: GENERAL INSTRUCTIONS: 1. Read, analyze and solve the given problem carefully. Box your final answer.…

A: From the above given information, Johnson's rule: The least processing time is for Job "C", and…

Q: What are the alternative forms of work cells discussed in this textbook?

A: "An idea, practice, that is perceived by an individual or other unit of adoption". It includes…

Q: What are the essential steps for conducting effective on-the-job traning? Provide descriptions of…

A: Training programs can improve the productivity of the employees and provide a lot of knowledge about…

Q: What is the main aim of task calculation to define working time standards?

A: Job estimation is a method for ensuring that a worker with a certain degree of productivity will…

Q: Flextime is a work plan in which employces' workdays are built around a core of midday hours, and…

A: Flextime is a working schedule which allows the employees to choose when to start and end their…

Q: What are the four basic work measurement techniques?

A: Work measurement is an approach used in business to determine the volume of work done in a given…

Q: different job settings offered in a job and give two examples each

A: he expression "workplace" alludes to a zenith of a wide range of elements and components that…

Q: How can a work breakdown structure contribute to scope creep prevention?

A: Project management is the management in which different types of knowledge and skills are required…

Q: Walt Marshall—Supervisor of Repair Crew You are the head of a crew of telephone maintenance…

A: One thing that can be done is to find out the productivity of the telephone maintenance workers and…

Q: Describe the fundamentals purpose of work measurement is to set time standard for a job

A: When a competent worker's ability to do an operation to a given standard is being tested, this is…

Q: 1Comment on the following: “At any given instant, the standard times for many jobs will not be…

A: Please note that in case of multiple questions posted in a single post, one answer is provided. As…

Q: If Charlene Brewster has times of 8.4, 8.6, 8.3, 8.5, 8. 7,and 8.5 and a performance rating of I…

A: Kindly find the solution in Step 2.

Q: How do you classify the time for a machine opera tor who, between every job and sometimes in the…

A: Operation management.

Concept explainers

Work measurement

Work measurement is an approach used by management to calculate and observe the time that employees dedicate to their work. Work measurement also determines an employee's behavior and how the individual performs a task in a given time frame. It also measures employee performance as compared to others in terms of time, usage of innovative ideas, presentation, etc.

Question

A machine center in a job shop for a local fabrication company has five unprocessed
jobs remaining at a particular point in time. The jobs are labeled A, B, C, D, and E in
the order that they entered the shop. The respective processing times and due dates
are given in the table below. What is the sequence the of jobs by CR rules?
Job
Processing Time
Due Date
A
10
32
B.
55
34
C.
11
31
60
35

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Step by step

Solved in 3 steps

SEE SOLUTION Check out a sample Q&A here

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 six customers in its backlog. The time since the order arrived, processing time, and promised due dates are given in the following table. Job Time Since Order Arrived (days ago) Processing Time (days) Due Date (days from now) A 6 18 48 B 4 22 52 C 1 30 70 D 10 14 28 E 7 12 56 F 5 20 62 Develop a schedule by using the first-come, first-served (FCFS) rule and calculate the average flow time and average days past due for the schedule. Develop a schedule by using the earliest due date (EDD) rule and calculate the average flow time and average days past due for the schedule. Comment on the performance of the FCFS and EDD rules relative to average flow time and average days past due.
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. Customer Time Since Order Arrived (days ago) Processing Time (days) Due Date (days from now) Upper AA 6 18 66 Upper BB 3 24 58 Upper CC 2 32 100 Upper DD 10 22 26 Upper EE 8 12 50 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. Part 2 Using the FCFS (first come, first served) decision rule for sequencing the customers, the order is: Sequence 1 2 3 4 5 Customer D E A B C Part 3 Using…
The Hickory Company manufactures wooden desks. Manage-ment schedules overtime every weekend to reduce the backlogon the most popular models. The automatic routing machineis used to cut certain types of edges on the desktops. The fol-lowing orders need to be scheduled for the routing machine: The due dates reflect the need for the order to be at its nextoperation.a. Develop separate schedules by using the FCFS and EDDrules. Compare the schedules on the basis of average flowtime and average past due hours.b. Comment on the performance of the two rules relative tothese measures
When grouping by time, a user can only select one time unit. True O False
An electric cintractors record during the last five weeks indicate the number of job requests predict the numver of request for week 6 using each of these methids 1. Naive 2 four period moving average Exponential smoothing with alpha=.30 usr 20 for week 2 forcast Where week 1 n request is 20 week 2 request is 22 week 3 request is 18 week 4 request is 21 week 5 request is 22
At the University Hospital, five blood samples must bescheduled through a blood-testing laboratory. Eachsample goes through up to four different testing stations.The times for each test and the due dates for eachsample are as follows:Sample Test Station/Hours Due Date (hours)1 A/1, B/2, C/3, D/1 62 B/2, C/3, A/1, D/4 103 C/2, A/3, D/1, C/2 84 A/2, D/2, C/3, B/1 145 D/2, C/1, A/2, B/4 12a. Using a Gantt chart, schedule these five samples in priority order of earliest due date first.b. Assume that the capacity of each test station (A, B, C and D) is doubled. Prepare an FCS for this situation.c. What are the bottleneck work centers in part a of the problem. Suggest capacity additions that might be needed.
AssumMe a customer orders a product online. SupPpose that the product is delivered later in the weEek. The time between the order placement and order delivery is known as: a. waitT time b. queue time c. cycle time d. process time
In a POAM, an action is a scheduled event that indicates the completion of a task or group of tasks. True False
Before completing production, a product must passthrough three stages of production. On the average, a newproduct begins at stage 1 every 6 minutes. The average timeit takes to process the product at each stage is as follows:stage 1, 3 minutes; stage 2, 2 minutes; stage 3, 1 minute.After finishing at stage 3, the product is inspected (assumethis takes no time). Ten percent of the final products arefound to have a defective part and must return to stage 1 andgo through the entire system again. After completing stage3, 20% of the final products are found to be defective. Theymust return to stage 2 and pass through 2 and 3 again. Onthe average, how many jobs are in the system? Assume thatall interarrival times and service times are exponential andthat each stage consists of a single server.
Joan has a small design and tailoring shop making custom outfits for women. She has two employees. Each employee only begins working on a dress when a customer order has been received and then she makes the dress from beginning to end. The average production time of a dress is 1.8 days, with a standard deviation of 2.1 days. Historically, Joan has been receiving orders with interarrival times of one day on average. The interarrival times of orders have a coefficient of variation of one. (Carry at least 4 decimal places in all intermediate calculations. Round your final answer to 2 decimal places.) What is the expected waiting time, in days, between when an order is received and when production begins on the dress? A. 9.12 days B. 6.50 days C. 1.23 days D.3.41 days
Total customer-response time (CRT) can be defined as which of the following? (Hint: Refer to textExhibit 14.14 and the accompanying discussion.)a. The difference between when a customer’s order is set up and when the order is finishedb. The elapsed time between when a customer places an order for a product and when that order isdelivered to the customerc. Manufacturing lead (cycle) time for the orderd. The time between when an order is received by manufacturing and when that order is completed
Calculate the Critical Ratios (CR): (Enter all responses rounded to two decimal places.) The following 5 overhaul jobs are waiting to be processed at Avianic's Engine Repair Inc. These jobs were logged as they arrived. All dates are specified as planning calendar days. Job CR 103 Job Due Date Duration (days) 103 214 10 205 223 7 309 217 11 412 219 5 517 217 15 Assume that all jobs arrived on day 180; today's date is 200.