Practical Management Science
6th Edition
ISBN: 9781337406659
Author: WINSTON, Wayne L.
Publisher: Cengage,
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- 4) I am interested in opening a new car wash service. After doing research, I find these information regarding service time, and the resources needed for each of them are described in the table following: Processing Time 10 min Description Exterior car washing and drying Exterior car waxing Service Resource Used A. Wash 1 automated washing machine B. Wax 10 min 1 automated waxing machine 1 employee C. Wheel Cleaning wheels D. Interior Detailed cleaning of all 7 min Detailed cleaning inside car 20 min 1 ployee cleaning plan to offer these following options to their customers: Option 1: Car wash only (service A). Option 2: Car wash and waxing (services A and B). Option 3: Car wash, waxing, and wheel cleaning (services A, B, and C). Option 4: All four services (A, B, C, and D). Information from market research show that customers will come at a constant rate (you can ignore any effects of variability) of 40 customers per day. Of these customers, 40 percent buy Option 1, 15 percent buy…arrow_forwardExplain, How do organizations manage scheduling conflicts between different departments or functional areas?arrow_forwardDescribe the key elements to keep in mind while creating a scheduling system.arrow_forward
- Design a work flow analysis about working from home, and losing internet connection and having to call network providerarrow_forwardHow could plans for a special customer influence a service's staff schedule?arrow_forwardDescribe how you were set up a scheduling matrix if you were an office manager starting up a new practicearrow_forward
- Processing time for eight projects, displayed in the sequence they arrived. Project P1 P2 P3 P4 P5 P6 P7 P8 Processing time (hours) 3 1 1 2 9 6 1 1.50 2. Given the projects displayed in table above, if FCFS is used to sequence the jobs, what is the average flow rate of the projects? Note: Round your answer to 2 decimal places. 3. Given the projects displayed in table above, if FCFS is used to sequence the jobs, what is the average flow time of the projects? Note: Round your answer to 1 decimal place. 4. Given the projects displayed in table above, if FCFS is used to sequence the jobs, what is the average inventory of the projects? Note: Use your rounded answers from Parts 2 and 3. Round your answer to 1 decimal place. 5. Given the projects displayed in table above, if SPT is used to sequence the jobs, what is the average flow rate of the projects? Note: Round your answer to 2 decimal places. 6. Given the projects displayed in table above, if SPT is used to sequence…arrow_forwardFiona 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.arrow_forwardEight jobs have arrived in the following order: Job Processing Time Due Date 1 25 11 12 9 2 3 4 5 6 7 8 9 5 11 st 4 10 7 16 6 18 16 Find and compare the performance measures for the following sequencing rules using the Excel Sequencing template. Round your answers to two decimal places. A. Process in the order they have arrived 24 42 Average Flow Time Lateness Tardiness Average B. Shortest processing time The SPT sequence is 4, 2, 8, 6, 1, 5, 3, 7 Flow Time Lateness Tardiness Average Earliest due date The EDD sequence is 4, 2, 3, 8, 5, 6, 1, 7 Flow Time Lateness Tardinessarrow_forward
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