(4) The Great Northwest Outdoor Company is a catalog sales operation that specializes in outdoor recreational clothing. Demand for its items is very seasonal, peaking during the holiday season and during the spring. It has accumulated the following data for orders per season (quarter) during the past five years. Orders (1,000s) Year 1 Year 2 Year 3 Year 4 Year 5 Winter (Q 1) 18.6 18.1 22.4 23.2 24.5 Spring (Q 2) Summer (Q 3) 23.5 24.7 28.8 27.6 31.0 20.4 19.5 21.0 24.4 23.7 Fall (Q 4) 41.9 46.3 45.5 47.1 52.8 Total 104.4 108.6 117.7 122.3 132.0 Develop a seasonally adjusted forecast model for these order data. Forecast demand for each quarter for year 6, using the annual trend line as given: Y(t) = 96.33 + 6.89t %3D (a) Find seasonal index for each quarter (b) Find seasonally adjusted demand forecast for each quarter for year 6 (c) Find MAD for seasonally adjusted forecasting for year 1 through 5.
(4) The Great Northwest Outdoor Company is a catalog sales operation that specializes in outdoor recreational clothing. Demand for its items is very seasonal, peaking during the holiday season and during the spring. It has accumulated the following data for orders per season (quarter) during the past five years. Orders (1,000s) Year 1 Year 2 Year 3 Year 4 Year 5 Winter (Q 1) 18.6 18.1 22.4 23.2 24.5 Spring (Q 2) Summer (Q 3) 23.5 24.7 28.8 27.6 31.0 20.4 19.5 21.0 24.4 23.7 Fall (Q 4) 41.9 46.3 45.5 47.1 52.8 Total 104.4 108.6 117.7 122.3 132.0 Develop a seasonally adjusted forecast model for these order data. Forecast demand for each quarter for year 6, using the annual trend line as given: Y(t) = 96.33 + 6.89t %3D (a) Find seasonal index for each quarter (b) Find seasonally adjusted demand forecast for each quarter for year 6 (c) Find MAD for seasonally adjusted forecasting for year 1 through 5.
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
![(4) The Great Northwest Outdoor Company is a catalog sales operation that specializes in
outdoor recreational clothing. Demand for its items is very seasonal, peaking during the
holiday season and during the spring. It has accumulated the following data for orders
per season (quarter) during the past five years.
Orders (1,000s)
Year 1
Year 2
Year 3
Year 4
Year 5
Winter (Q 1)
Spring (Q 2)
Summer (Q 3)
18.6
18.1
22.4
23.2
24.5
23.5
24.7
28.8
27.6
31.0
20.4
19.5
21.0
24.4
23.7
Fall (Q 4)
Total
41.9
46.3
45.5
47.1
52.8
104.4
108.6
117.7
122.3
132.0
Develop a seasonally adjusted forecast model for these order data. Forecast demand for
each quarter for year 6, using the annual trend line as given: Y(t) = 96.33 + 6.89t
(a) Find seasonal index for each quarter
(b) Find seasonally adjusted demand forecast for each quarter for year 6
(c) Find MAD for seasonally adjusted forecasting for year 1 through 5.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3b91253d-6cd1-478c-987b-3f2c8d885106%2F6a495849-e13f-4404-b1f6-51d41a2428e0%2Fnp22wn_processed.jpeg&w=3840&q=75)
Transcribed Image Text:(4) The Great Northwest Outdoor Company is a catalog sales operation that specializes in
outdoor recreational clothing. Demand for its items is very seasonal, peaking during the
holiday season and during the spring. It has accumulated the following data for orders
per season (quarter) during the past five years.
Orders (1,000s)
Year 1
Year 2
Year 3
Year 4
Year 5
Winter (Q 1)
Spring (Q 2)
Summer (Q 3)
18.6
18.1
22.4
23.2
24.5
23.5
24.7
28.8
27.6
31.0
20.4
19.5
21.0
24.4
23.7
Fall (Q 4)
Total
41.9
46.3
45.5
47.1
52.8
104.4
108.6
117.7
122.3
132.0
Develop a seasonally adjusted forecast model for these order data. Forecast demand for
each quarter for year 6, using the annual trend line as given: Y(t) = 96.33 + 6.89t
(a) Find seasonal index for each quarter
(b) Find seasonally adjusted demand forecast for each quarter for year 6
(c) Find MAD for seasonally adjusted forecasting for year 1 through 5.
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 2 steps with 2 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.