R W Problem 8: The ACE Machine Company is considering using a prority scheduling rule in its fabrication shop and must decide whether to use: the critical ratio rule, the order slack rule, the shortest operation next rule, or the slack per operation rule. The following table shows the company's current inventory and shop status. Manufacturing Order Number Lead Time Time Remaining Until Current Operation Processing Total Number of Processing Operations Remaining Due Date Time Remaining Time Remaining 1 2 3 4 5 22222 15 7 2 3 15 11 3 4 8 20 5 2 8 15 4 3 8 15 3 1 12 8 Note: Time is measured in days. Manufacturing lead-time remaining includes both the machine processing time and the length of time onders spend moving and waiting to be processed in a machine que Current operation processing time (as well as total processing time a) State the formula for calculating the priority index for each of sequencing rules given previously. b) Compute the scheduling priority for each order, four sequencing rules.
R W Problem 8: The ACE Machine Company is considering using a prority scheduling rule in its fabrication shop and must decide whether to use: the critical ratio rule, the order slack rule, the shortest operation next rule, or the slack per operation rule. The following table shows the company's current inventory and shop status. Manufacturing Order Number Lead Time Time Remaining Until Current Operation Processing Total Number of Processing Operations Remaining Due Date Time Remaining Time Remaining 1 2 3 4 5 22222 15 7 2 3 15 11 3 4 8 20 5 2 8 15 4 3 8 15 3 1 12 8 Note: Time is measured in days. Manufacturing lead-time remaining includes both the machine processing time and the length of time onders spend moving and waiting to be processed in a machine que Current operation processing time (as well as total processing time a) State the formula for calculating the priority index for each of sequencing rules given previously. b) Compute the scheduling priority for each order, four sequencing rules.
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
Related questions
Question
please check the answered and please provide me the right answers for each field. thank you
![D
E
F
G
H
J
K
L
M
N
Hint: It is convenient to enter the data in a table, before doing the calculations
P
R
S
T
U
V
W
X
Q
Problem 8: The ACE Machine Company is considering using a prority scheduling rule in its fabrication shop
and must decide whether to use: the critical ratio rule, the order slack rule, the shortest operation next
rule, or the slack per operation rule. The following table shows the company's current inventory and shop
status.
Order #
Manufacturing Lead
Time Remaining
Time
Remaining
Until Due
Current
Operation
Processing Time
# of
Operations
Remaining
Order
Date
Total
Processing
Time
Remaining
Order
Number
Manufacturing
Lead Time
Remaining
Time
Remaining
Until
Due Date
Current
Operation
Processing
Time
Number of
Operations
Remaining
Total
Processing
Time
Remaining
Shortest Operation
Rule
Critical Ratio
Order Slack
Slack per Operation
Resulting Priority Sequences:
Order to
1
2
3
4
5
1
15
7
2
3
8
1
15
7
2
3
8
2
15
11
3
4
8
0.47
0.73
-0.10
-0.33
0.20
2
15
11
3
4
8
3
20
-2
5
2
8
5
8
-7
-9
2
3
20
-2
5
2
8
4
15
-5
4
3
8
4
15
-5
4
3
8
5
15
3
1
12
8
1.70
2.00
-3.50
-3.00
0.20
5
15
3
1
12
8
Rule
Note: Time is measured in days. Manufacturing lead-time remaining includes both the machine processing time and the length of time
orders spend moving and waiting to be processed in a machine queue. Current operation processing time (as well as total processing time
remaining) includes no move or queue times.
a) State the formula for calculating the priority index for each of sequencing rules given previously.
b) Compute the scheduling priority for each order, four sequencing rules.
A
1 a) Critical Ratio =
123456
Order Slack =
B
Shortest Operation next =
Slack per Operation =
6 b) Priority Index Calculations:
11
7890123 4
Critical Ratio
Order Slack
Shortest Operation
Slack per Operation
run next
4-3-5-1-2
4-3-5-1-2
5-1-2-4-3
3-4-5-1-2
Enter the order number (1,2,3,4, or 5) to run next for each dispatching rule.
5698001234
17
18
20
22
23
24](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc9e06c1a-0fd3-45c4-a1bf-cb7f40759d92%2Fb0a9addd-02a0-4c37-8adc-f5887e06493f%2Fotxux2p_processed.png&w=3840&q=75)
Transcribed Image Text:D
E
F
G
H
J
K
L
M
N
Hint: It is convenient to enter the data in a table, before doing the calculations
P
R
S
T
U
V
W
X
Q
Problem 8: The ACE Machine Company is considering using a prority scheduling rule in its fabrication shop
and must decide whether to use: the critical ratio rule, the order slack rule, the shortest operation next
rule, or the slack per operation rule. The following table shows the company's current inventory and shop
status.
Order #
Manufacturing Lead
Time Remaining
Time
Remaining
Until Due
Current
Operation
Processing Time
# of
Operations
Remaining
Order
Date
Total
Processing
Time
Remaining
Order
Number
Manufacturing
Lead Time
Remaining
Time
Remaining
Until
Due Date
Current
Operation
Processing
Time
Number of
Operations
Remaining
Total
Processing
Time
Remaining
Shortest Operation
Rule
Critical Ratio
Order Slack
Slack per Operation
Resulting Priority Sequences:
Order to
1
2
3
4
5
1
15
7
2
3
8
1
15
7
2
3
8
2
15
11
3
4
8
0.47
0.73
-0.10
-0.33
0.20
2
15
11
3
4
8
3
20
-2
5
2
8
5
8
-7
-9
2
3
20
-2
5
2
8
4
15
-5
4
3
8
4
15
-5
4
3
8
5
15
3
1
12
8
1.70
2.00
-3.50
-3.00
0.20
5
15
3
1
12
8
Rule
Note: Time is measured in days. Manufacturing lead-time remaining includes both the machine processing time and the length of time
orders spend moving and waiting to be processed in a machine queue. Current operation processing time (as well as total processing time
remaining) includes no move or queue times.
a) State the formula for calculating the priority index for each of sequencing rules given previously.
b) Compute the scheduling priority for each order, four sequencing rules.
A
1 a) Critical Ratio =
123456
Order Slack =
B
Shortest Operation next =
Slack per Operation =
6 b) Priority Index Calculations:
11
7890123 4
Critical Ratio
Order Slack
Shortest Operation
Slack per Operation
run next
4-3-5-1-2
4-3-5-1-2
5-1-2-4-3
3-4-5-1-2
Enter the order number (1,2,3,4, or 5) to run next for each dispatching rule.
5698001234
17
18
20
22
23
24
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 5 steps with 6 images
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
Recommended textbooks for you
![Practical Management Science](https://www.bartleby.com/isbn_cover_images/9781337406659/9781337406659_smallCoverImage.gif)
Practical Management Science
Operations Management
ISBN:
9781337406659
Author:
WINSTON, Wayne L.
Publisher:
Cengage,
![Operations Management](https://www.bartleby.com/isbn_cover_images/9781259667473/9781259667473_smallCoverImage.gif)
Operations Management
Operations Management
ISBN:
9781259667473
Author:
William J Stevenson
Publisher:
McGraw-Hill Education
![Operations and Supply Chain Management (Mcgraw-hi…](https://www.bartleby.com/isbn_cover_images/9781259666100/9781259666100_smallCoverImage.gif)
Operations and Supply Chain Management (Mcgraw-hi…
Operations Management
ISBN:
9781259666100
Author:
F. Robert Jacobs, Richard B Chase
Publisher:
McGraw-Hill Education
![Practical Management Science](https://www.bartleby.com/isbn_cover_images/9781337406659/9781337406659_smallCoverImage.gif)
Practical Management Science
Operations Management
ISBN:
9781337406659
Author:
WINSTON, Wayne L.
Publisher:
Cengage,
![Operations Management](https://www.bartleby.com/isbn_cover_images/9781259667473/9781259667473_smallCoverImage.gif)
Operations Management
Operations Management
ISBN:
9781259667473
Author:
William J Stevenson
Publisher:
McGraw-Hill Education
![Operations and Supply Chain Management (Mcgraw-hi…](https://www.bartleby.com/isbn_cover_images/9781259666100/9781259666100_smallCoverImage.gif)
Operations and Supply Chain Management (Mcgraw-hi…
Operations Management
ISBN:
9781259666100
Author:
F. Robert Jacobs, Richard B Chase
Publisher:
McGraw-Hill Education
![Business in Action](https://www.bartleby.com/isbn_cover_images/9780135198100/9780135198100_smallCoverImage.gif)
![Purchasing and Supply Chain Management](https://www.bartleby.com/isbn_cover_images/9781285869681/9781285869681_smallCoverImage.gif)
Purchasing and Supply Chain Management
Operations Management
ISBN:
9781285869681
Author:
Robert M. Monczka, Robert B. Handfield, Larry C. Giunipero, James L. Patterson
Publisher:
Cengage Learning
![Production and Operations Analysis, Seventh Editi…](https://www.bartleby.com/isbn_cover_images/9781478623069/9781478623069_smallCoverImage.gif)
Production and Operations Analysis, Seventh Editi…
Operations Management
ISBN:
9781478623069
Author:
Steven Nahmias, Tava Lennon Olsen
Publisher:
Waveland Press, Inc.