The following table contains information concerning four jobs that are waiting for processing at a machine. a) Sequnce the jobs using priority rules 1) FCFS, 2) SPT 3) CR 4) MST b) For each of the priority rules in part a) determine the average flow time, average days late and average WIP. Is one priority rule superior to the others? Explain . You must use formulas for all of your calculations. (12) Job Time Due Date 7 Note that Completion time is the same as Flow time! 6 9 On W D 12 10 00 16 FCFS SPT Proc Job Comp Proc Comp Due Date Days Late Job Due Date Days Late Time Time Time Time Aver Flow: Aver Flow: Aver Days Late: Aver Days Late: Aver WIP Aver WIP CR MST Proc Comp |Days Proc Comp Job Due Date Job Due Date Days Late Time Time CR Late Time Time Slack Aver Flow: Aver Flow: Aver Days Late: Aver Days Late: Aver WIP Aver WIPAver Flow Aver Days Rule Time Late Aver WIP