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ata/Local/Microsoft/Windows/INetCache/IE/JKJRYC2X/Hw10-Scheduling&ProjectManager

ID: 370832 • Letter: A

Question

ata/Local/Microsoft/Windows/INetCache/IE/JKJRYC2X/Hw10-Scheduling&ProjectManager; Norfolk State University School of Business MGT 476 -Operations Management Dr. Enrique G. Zapatero, Professor Homework #10-Scheduling and Project Management Instructions: Use MS Excel to produce the computations to support your answers to Problems I, II, IlI and IV Problem I: Use the Shortest Processing Time (SPT) rule and calculate the average flow-time and waiting time of the jobs given in the table below. Job Processing time (hours) 14 7 12

Explanation / Answer

Shortest processing time sequence = C-D-B-E-A

Average flow time = 4 + 11 + 20 + 32 + 46 / 5 = 22.6 units

Average waiting time = 0 + 4 + 11 + 20 + 32 / 5 = 13.4 units

Job Processing Time A 14 B 9 C 4 D 7 E 12