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Determine the average lead time for all four part styles (hours, 2 decimal points).

Determine the average lead time for all four part styles (hours, 2 decimal points).

Practical Management Science
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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A machine shop is tasked with processing five different products in four workstations, and operates 40 hours per week. Part-mix ratios, batch quantities, part routings, machines, servers, and production times are given in the table below for the five part styles produced in the shop. Part production times include an allowance for setup time that is based on the batch quantity for each part style. Production records indicate that the average nonproductive time associated with each operation is 10 hrs. Operation sequence for each part style is in the order of station number. Part styles are identified by letter and stations are identified by number. Determine the average lead time for all four part styles (hours, 2 decimal points). Part style (j) A B D Part mix ( p;) 0.25 0.20 0.10 0.20 0.25 Batch quantity ( Qb) 25 19 19 20 27 Stations (i) Servers ( s;) ТрА (hr) Трв (hr) Трс (hr) Tро (hr) ТРЕ (hr) 1 1 0.27 0.36 0.14 0.17 2 1 0.46 0.45 0.26 0.11 3 1 0.44 0.17 0.17 0.25 4 1 0.28 0.13 0.26 0.26
Transcribed Image Text:A machine shop is tasked with processing five different products in four workstations, and operates 40 hours per week. Part-mix ratios, batch quantities, part routings, machines, servers, and production times are given in the table below for the five part styles produced in the shop. Part production times include an allowance for setup time that is based on the batch quantity for each part style. Production records indicate that the average nonproductive time associated with each operation is 10 hrs. Operation sequence for each part style is in the order of station number. Part styles are identified by letter and stations are identified by number. Determine the average lead time for all four part styles (hours, 2 decimal points). Part style (j) A B D Part mix ( p;) 0.25 0.20 0.10 0.20 0.25 Batch quantity ( Qb) 25 19 19 20 27 Stations (i) Servers ( s;) ТрА (hr) Трв (hr) Трс (hr) Tро (hr) ТРЕ (hr) 1 1 0.27 0.36 0.14 0.17 2 1 0.46 0.45 0.26 0.11 3 1 0.44 0.17 0.17 0.25 4 1 0.28 0.13 0.26 0.26
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