Ticket Processing Time (min) Due Date (time)| Start Time Completion Time Tardiness Flow 1 42 10:00 AM 2 25 9:00 AM 3 70 12:00 PM 4 50 9:30 AM SPT Ticket Processing Time (min) | Due Date (time) Start Time Completion Time Tardiness Flow , 1 42 10:00 AM 1 2 25 9:00 AM 2 3 70 12:00 PM 3. 4 50 9:30 AM 1 5. 5 EDD 7 Ticket Processing Time (min) | Due Date (time) Start Time Completion Time Tardiness Flow B 1 42 10:00 AM 9 2 25 9:00 AM , 3 70 12:00 PM 4 50 9:30 AM
Ticket Processing Time (min) Due Date (time)| Start Time Completion Time Tardiness Flow 1 42 10:00 AM 2 25 9:00 AM 3 70 12:00 PM 4 50 9:30 AM SPT Ticket Processing Time (min) | Due Date (time) Start Time Completion Time Tardiness Flow , 1 42 10:00 AM 1 2 25 9:00 AM 2 3 70 12:00 PM 3. 4 50 9:30 AM 1 5. 5 EDD 7 Ticket Processing Time (min) | Due Date (time) Start Time Completion Time Tardiness Flow B 1 42 10:00 AM 9 2 25 9:00 AM , 3 70 12:00 PM 4 50 9:30 AM
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter12: Queueing Models
Section: Chapter Questions
Problem 59P
Related questions
Question
Solve the following questions USING EXCEL: I HAVE ATTACHED TABLES
- An IT analyst found four project “tickets” in their inbox at 8:00 AM. The estimated times to complete the tickets and the due dates requested are given below.
|
Ticket |
1 |
2 |
3 |
4 |
|
Processing time (minutes) |
42 |
25 |
70 |
50 |
|
Due date |
10:00 AM |
9:00 AM |
12:00 PM |
9:30 AM |
Compute tardiness for each ticket and compare average flow time for all tickets under the following processing orders:
- FCFS
- SPT
- EDD
Transcribed Image Text:Ticket
Processing Time (min) Due Date (time)|
Start Time
Completion Time Tardiness Flow
1
42
10:00 AM
2
25
9:00 AM
3
70
12:00 PM
4
50
9:30 AM
SPT
Ticket Processing Time (min) | Due Date (time)
Start Time
Completion Time Tardiness Flow
,
1
42
10:00 AM
1
2
25
9:00 AM
2
3
70
12:00 PM
3.
4
50
9:30 AM
1
5.
5 EDD
7
Ticket Processing Time (min) | Due Date (time)
Start Time
Completion Time Tardiness Flow
B
1
42
10:00 AM
9
2
25
9:00 AM
,
3
70
12:00 PM
4
50
9:30 AM
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