A print shop has five large commercial printing jobs to finish.They are trying to decide whether to use the shortest processing time (SPT) or the first-come first-served (FCFS) sequencing rule.Data on estimated processing time (in hours) and time to promised completion (in hours) is as follows (jobs shown in order of arrival):
a.What is the average flow time in hours using the FCFS rule?
b.What is the average job lateness in hours using the FCFS rule?
c.What is the average flow time in hours using the SPT rule?
d.What is the average job lateness in hours using the SPT rule?
Definitions:
Controlled Costs
Costs that can be influenced or managed by decisions made by managers or company officials.
Actual Costs
Actual costs refer to the genuine expenses incurred in the production, acquisition, or sale of products or services, including materials, labor, and overhead expenses.
Actual Level
The real, observed value or volume of output, production, or activity in a given period.
Revenue Variance
The difference between actual revenue earned and the budgeted or forecasted revenue.
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