MAD (Naive) MAD (Linear) MSE (Naive) MSE (Linear) provides forecasts with less average error and less average squared error.
MAD (Naive) MAD (Linear) MSE (Naive) MSE (Linear) provides forecasts with less average error and less average squared error.
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter13: Regression And Forecasting Models
Section13.3: Simple Regression Models
Problem 9P
Related questions
Question
![An analyst must decide between two different forecasting techniques for weekly sales of roller blades: a linear trend equation and the
nalve approach. The linear trend equation is F₂ =126-21t, and it was developed using data from periods 1 through 10. Based on data
for periods 11 through 20 as shown in the table, which of these two methods has the greater accuracy of MAD and MSE are used?
(Round your intermediate calculations and final answers to 2 decimal places.)
t
12345671819 38
20
Units Sold
146
146
148
144
153
149
154
157
162
166
Click here for the Excel Data File
MAD (Naive)
MAD (Linear)
MSE (Naive)
MSE (Linear)
provides forecasts with less average error and less average squared error.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fbe9c485f-7800-42c6-9e2a-230c778c41ae%2F789d801b-dc7d-42f1-a650-7d5cffee7375%2Fksgds8s_processed.png&w=3840&q=75)
Transcribed Image Text:An analyst must decide between two different forecasting techniques for weekly sales of roller blades: a linear trend equation and the
nalve approach. The linear trend equation is F₂ =126-21t, and it was developed using data from periods 1 through 10. Based on data
for periods 11 through 20 as shown in the table, which of these two methods has the greater accuracy of MAD and MSE are used?
(Round your intermediate calculations and final answers to 2 decimal places.)
t
12345671819 38
20
Units Sold
146
146
148
144
153
149
154
157
162
166
Click here for the Excel Data File
MAD (Naive)
MAD (Linear)
MSE (Naive)
MSE (Linear)
provides forecasts with less average error and less average squared error.
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 3 steps with 4 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,
![Contemporary Marketing](https://www.bartleby.com/isbn_cover_images/9780357033777/9780357033777_smallCoverImage.jpg)
Contemporary Marketing
Marketing
ISBN:
9780357033777
Author:
Louis E. Boone, David L. Kurtz
Publisher:
Cengage Learning
Marketing
Marketing
ISBN:
9780357033791
Author:
Pride, William M
Publisher:
South Western Educational Publishing
![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,
![Contemporary Marketing](https://www.bartleby.com/isbn_cover_images/9780357033777/9780357033777_smallCoverImage.jpg)
Contemporary Marketing
Marketing
ISBN:
9780357033777
Author:
Louis E. Boone, David L. Kurtz
Publisher:
Cengage Learning
Marketing
Marketing
ISBN:
9780357033791
Author:
Pride, William M
Publisher:
South Western Educational Publishing