A machine shop received a variety of orders for custom parts to be machined using a...
Fantastic news! We've Found the answer you've been seeking!
Question:
Transcribed Image Text:
A machine shop received a variety of orders for custom parts to be machined using a lathe machine. Given the processing times and due dates as shown in the table below, prioritize the jobs by FCFS, DDATE, SLACK and SPT. Today is day 3. Tasks A B C D E F G H Processing Time (in days) 5 8 6 3 10 14 7 3 Due Date (in days) 25 42 16 46 50 10 21 18 a) For each sequencing method, calculate the following: a. Mean flow time. b. Mean tardiness. c. Maximum tardiness. d. Number of jobs tardy. b) Which sequencing rule would you recommend based on the summary table you prepared for part (a)? Why? A machine shop received a variety of orders for custom parts to be machined using a lathe machine. Given the processing times and due dates as shown in the table below, prioritize the jobs by FCFS, DDATE, SLACK and SPT. Today is day 3. Tasks A B C D E F G H Processing Time (in days) 5 8 6 3 10 14 7 3 Due Date (in days) 25 42 16 46 50 10 21 18 a) For each sequencing method, calculate the following: a. Mean flow time. b. Mean tardiness. c. Maximum tardiness. d. Number of jobs tardy. b) Which sequencing rule would you recommend based on the summary table you prepared for part (a)? Why?
Expert Answer:
Related Book For
Operations Management Managing Global Supply Chains
ISBN: 978-1506302935
1st edition
Authors: Ray R. Venkataraman, Jeffrey K. Pinto
Posted Date:
Students also viewed these general management questions
-
Given the following processing times and due dates for six jobs, determine the optimum sequence using the following rules: FCFS, SPT, EDD, and CR. Due Date (in hours) Processing Time (in hours) Job...
-
The following table gives the operation times and due dates for i ve jobs that are to be processed on a machine. Assign the jobs according to the shortest operation time and calculate the mean...
-
You are provided with data as shown in the table below. Provide the SAS code for each section. Write a program in SAS to calculate the following: i) for each gender, the frequency of fish consumed by...
-
The following data relates to direct labor costs for August: Actual costs: 5,500 hours at $24.00 per hour. Standard Costs: 5,000 hours at $23.70 per hour. What is the direct labor rate variance?
-
Frizell Company has the following comparative balance sheet data. Additional information for 2015: 1. Net income was $25,000. 2. Sales on account were $410,000. Sales returns and allowances were...
-
The simple analysis of the junction diode shows that if the Damkohler number, \(D a=0\), no current will flow and so recombination is the main source of current flow (equation (5.136)). However, if...
-
True or False. The Wiener-Khintchine formulas relate the power spectral density to the autocorrelation function.
-
Ryans Express has total credit sales for the year of $180,000 and estimates that 3% of its credit sales will be uncollectible. Record the end-of-period adjusting entry on December 31, in general...
-
A moving truck has two ramps, 3 m long and 4 m long, for loading and unloading. Which ramp creates a greater angle of elevation with the ground? Include a diagram in your answer.
-
The chart of accounts for Kims Tree Trimming Service is as follows: Kims Tree Trimming Service completed the following transactions during the month of October: A. Sam Kim invested $30,000 in the...
-
Using the stifness method, determine the forces in member 1 and 2 of the truss assembly shown. Knowing that the support at joint I setiles downward25 mm. Use AE=8(103)kN. Using slope deflection...
-
2. A person has completed a pre-license course of 63 classroom hours, 50 minutes each. At the end of the course she scored an 85% on the test and she has filed the appropriate fees and paperwork to...
-
The charter of a corporation provides for the issuance of 125,000 shares of common stock. Assume that 55,000 shares were originally issued and 13,400 were subsequently reacquired. What is the number...
-
Each of the following independent companies is missing numerical data. Required: Use your knowledge of the financial statement equations and their interrelationships to fill in the missing amounts....
-
1. How would you describe the case study organizations strategy in international perspective? 2. What are the organizations reasons for adopting such a strategy? 3. Do you think it is a feasible...
-
Alfred wants to describe the overall response to each of the 9 statements. Which statistic should he use? Alfred wants to compare the factor score distributions for the controllers and users...
-
1. Write a Java program to implement the following methods: a. getArray(): Input a two dimensional array of size 3x3, and return it to main(). b. Sum(): Take the array as an argument, calculate sum...
-
Shreemaya Hotel in !adore was facing a problem of low demand for its rooms due to off season. The Managing Director (MD) of the hotel, Mrs. Sakina was very worried. She called upon the Marketing...
-
In single-period inventory systems, how would a high level of service affect the optimal stocking policy?
-
What does the term steady state mean in the context of a waiting line system?
-
Develop an ABC inventory classification system for a minimum of 20 items at your local Wal-Mart (or a similar general retail store). What criterion did you use for classifying the goods into either...
-
A construction engineer has to inspect 5 construction sites in a 2-day inspection schedule. He may or may not be able to visit these sites in two days. He will not visit any site more than once. (a)...
-
An explosion in an LNG storage tank in the process of being repaired could have occurred as the result of static electricity, malfunctioning electrical equipment, an open flame in contact with the...
-
What conditions for the binomial distribution, if any, fail to hold in the following situations? (a) For each of a company's eight production facilities, record whether or not there was an accident...
Study smarter with the SolutionInn App