Order 1 2 3 4 5 Time Since Order Arrived (hours ago) 3 1 0 6 5 Sequence Order The due dates reflect the need for the order to be at its next operation. Develop separate schedules by using the FCFS and EDD rules. Compare the schedules on the basis of average flow time and average past due hours. Using the FCFS (first come, first served) decision rule for sequencing the orders, the order is 1 14 Estimated Machine Time (hours) 15 9 7 10 3 Sequence Order Rule EDD FCFS 4 14 1 2 Using the EDD (earliest due date) decision rule for sequencing the orders, the order is (to resolve a tie, use order in which the orders were received) 1 5 2 3 Due Date (hours from now) 18 20 21 12 8 5 5 3 The average flow time and average past due hours for each option (enter your responses are real numbers rounded to two decimal place Average Flow Time Average Past Due Hours 18

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter12: Queueing Models
Section: Chapter Questions
Problem 59P
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Question
Order
1
2
3
4
5
Time Since Order
Arrived (hours ago)
3
1
0
6
5
You answered
Sequence
Order
The due dates reflect the need for the order to be at its next operation. Develop separate schedules by using the FCFS and EDD rules. Compare the schedules on the
basis of average flow time and average past due hours.
Using the FCFS (first come, first served) decision rule for sequencing the orders, the order is
Sequence
Order
Estimated Machine Time
(hours)
15
9
7
10
3
1
5
Rule
EDO
FCFS
4
4
Using the EDD (earliest due date) decision rule for sequencing the orders, the order is (to resolve a tie, use order in which the orders were received)
¹2
1
4
2
3
Due Date
(hours from now)
5
5
3
18
20
21
12
The average flow time and average past due hours for each option (enter your responses are real numbers rounded to two decimal place
Average Flow Time Average Past Due Hours
Transcribed Image Text:Order 1 2 3 4 5 Time Since Order Arrived (hours ago) 3 1 0 6 5 You answered Sequence Order The due dates reflect the need for the order to be at its next operation. Develop separate schedules by using the FCFS and EDD rules. Compare the schedules on the basis of average flow time and average past due hours. Using the FCFS (first come, first served) decision rule for sequencing the orders, the order is Sequence Order Estimated Machine Time (hours) 15 9 7 10 3 1 5 Rule EDO FCFS 4 4 Using the EDD (earliest due date) decision rule for sequencing the orders, the order is (to resolve a tie, use order in which the orders were received) ¹2 1 4 2 3 Due Date (hours from now) 5 5 3 18 20 21 12 The average flow time and average past due hours for each option (enter your responses are real numbers rounded to two decimal place Average Flow Time Average Past Due Hours
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