The Hickory Company manufactures wooden desks. Managementschedules overtime every weekend to reduce the backlog on the mostpopular models. The automatic routing machine is used to cutcertain types of edges on the desktops. The following orders needto be scheduled for the routing? machine:
order | time arrived hours | estimated machine hours | due date hours |
1 | 1 | 9 | 20 |
2 | 0 | 7 | 21 |
3 | 6 | 8 | 12 |
4 | 5 | 3 | 8 |
5 | 3 | 12 | 18 |
The due dates reflect the need for the order to be at its nextoperation. Develop separate schedules by using the FCFS and EDDrules. Compare the schedules on the basis of average flow time andaverage past due hours.
A. Using the FCFS? (first come, first served? ) decision rulefor sequencing the? orders, the order? is
B Using the EDD? (earliest due? date) decision rule forsequencing the? orders, the order is? (to resolve a? tie, use orderin which the orders were? received):
C. The average flow time and average past due hours for eachoption are ?(enter your responses are real numbers rounded to twodecimal
?places)?:
Rule | Average Flow Time | Average Past Due Hours |
EDD | | |
FCFS | |