4. A machining center in a job shop for a local fabrication company has five unprocessed jobsremaining at a particular point in time. The jobs are labeled 1, 2, 3, 4,and 5 in the order that theyentered the shop. The respective processing times and due dates are given in the table below.RuleFCFSSPTEDDCRa.Jobnumber Time12I.II.III.IV.Processing34511293112DueDate6145333132Determine the sequence of jobs, the average flow time, average tardiness and averagenumber of jobs at the work center for each of the following rules:FCFSSPTEDDCRSummarize the results for all four scheduling rules in the following table.b. Determine a sequence that will minimize the average tardiness.Average flowtime (days)AverageAverage number of jobs Sequencetardiness (days) at the work-center

Average flow time = Total flow time / number of jobsAverage tardiness = Total tardiness days /…

Answered: . A machining center in a job shop for…

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...

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Similar questions

Which job sequence would be used if ordered using the rule "Shortest Job First"? Group of answer choices a. 1,2,3,4 b. 4,3,1,2 c. 2,1,3,4 d. 2,3,4,1 e. 2,3,1,4
Consider 8 jobs with processing times, due dates as shown below: Find the optimal sequence using the four sequencing rules; (FIFO, DD, SOT, LIFO). Based on minimizing the jobs average time as well as meeting the deadlines (Due Date) allocated to each job, Explain your final decision. Job(1) Processing time (days) Due Date (days) 1 5 15 2 8 10 3 6 13 4 3 25 5 10 20 619 14 40 7 8 7 3 45 50
As the Cottrell Bicycle Co. of St. Louis completes plans for its new assembly line, it identifies 25 different tasksin the production process. VP of Operations Jonathan Cottrell now faces the job of balancing the line. He lists precedencesand provides time estimates for each step based on work-sampling techniques. His goal is to produce 1,000 bicycles perstandard 40-hour workweek.Balance this operation using the shortest operation time rule and compute the efficiency of the line.
Given the projects displayed in Table 18.21, if SPT is used to sequence the jobs, what isthe average inventory of the projects (in projects)?
Note:- Do not provide handwritten solution. Maintain accuracy and quality in your answer. Take care of plagiarism. Answer completely. You will get up vote for sure.
1. A production department of a textile firm received six different orders this week. They have calculated the processing time presented as a table (below). They have also put the due dates for each job. Job A с E B D F Process. Time 2 4 5 8 10 12 Due Date 7 4 15 16 17 18 Based on the table please provide four sequences to complete the jobs: a) Using first come first served (FCFS) assuming the letters represent the order they arrive (A first, B next, then C, etc..) b) Using shortest processing time c) Using longest processing time d) Using due dates Calculate "average completion time", "average number of jobs in the system" and "average job lateness" for all the sequences you have generated above.
Please walk me through each step and the reasoning behind the step I don't understand
If the jobs displayed in Table 18.20 are processed using the earliest-due-date rule, whatwould be the tardiness of job D?
Fiona cleans offices. She is allowed 5 seconds per square foot. She cleans building A, which is 3,024 square feet, and building B, which is 2,424 square feet. Will she finish these two buildings in an 8-hour shift? Will she have time for a break? Round intermediate calculations to two decimals and final answer to whole number. (yes or no), she (will or will not) finish in an 8-hour shift, and she (can or cannot) have a break of _____ minutes.
Find the value of X in the following Flow Shop data consisting of 5 jobs which are to be processed on two machines M1 & M2 in that order. Jobs M1 M2 A 3 8 B 12 9 C 11 1 D 6 4 E 10 12 For the sequence using Johnson’s Rule, the Average Flow Time = X
TB MC Qu. 16-80 The owner/operator of the local franchise of... The owner/operator of the local franchise of Handyman, Inc., has four jobs to do today, shown in the order they were received: Job W X Y Z Processing Due Time (hrs) (hrs from now) 5 4 T 4 5 2 2 1 1 If he uses the earliest due date first priority rule to schedule these jobs, what will be the average job tardiness? Multiple Choice O O O 3 hours 2 hours 0 hours 4 hours

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