c. Prepare a naive forecast for periods 2 through 11 using the given sales data. Compute each of the following; (1) MSE, (2) MAD, (3) tracking signal at month 10, and (4) 2s control limits. (Negative values should be indicated by a minus sign. Round your answers to 2 decimal places.) MSE MAD Tracking signal Control limits 0+

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...
icon
Related questions
Question

Please assist me with this question. 

c. Prepare a naive forecast for periods 2 through 11 using the given sales data. Compute each of the following; (1) MSE, (2) MAD, (3)
tracking signal at month 10, and (4) 2s control limits. (Negative values should be indicated by a minus sign. Round your answers to 2
decimal places.)
MSE
MAD
Tracking signal
Control limits
0 ±:
Transcribed Image Text:c. Prepare a naive forecast for periods 2 through 11 using the given sales data. Compute each of the following; (1) MSE, (2) MAD, (3) tracking signal at month 10, and (4) 2s control limits. (Negative values should be indicated by a minus sign. Round your answers to 2 decimal places.) MSE MAD Tracking signal Control limits 0 ±:
Two independent methods of forecasting based on judgment and experience have been prepared each month for the past 10 months.
The forecasts and actual sales are as follows:
Month
1
2
3
4
5
6
7
8
0090
10
Forecast 1
Forecast 2
Sales
835
850
845
825
795
850
815
835
840
830
Forecast 1
820
790
795
815
800
775
785
770
800
795
MAPE F1
MAPE F2
a. Compute the MSE and MAD for each forecast. (Round your answers to 2 decimal places.)
MSE
Forecast 2
765
795
830
%
%
815
790
791
815
770
805
810
MAD
b. Compute MAPE for each forecast. (Round your intermediate calculations to 5 decimal places and final answers to 4 decimal
places.)
Transcribed Image Text:Two independent methods of forecasting based on judgment and experience have been prepared each month for the past 10 months. The forecasts and actual sales are as follows: Month 1 2 3 4 5 6 7 8 0090 10 Forecast 1 Forecast 2 Sales 835 850 845 825 795 850 815 835 840 830 Forecast 1 820 790 795 815 800 775 785 770 800 795 MAPE F1 MAPE F2 a. Compute the MSE and MAD for each forecast. (Round your answers to 2 decimal places.) MSE Forecast 2 765 795 830 % % 815 790 791 815 770 805 810 MAD b. Compute MAPE for each forecast. (Round your intermediate calculations to 5 decimal places and final answers to 4 decimal places.)
Expert Solution
steps

Step by step

Solved in 2 steps with 4 images

Blurred answer
Follow-up Questions
Read through expert solutions to related follow-up questions below.
Follow-up Question

the MAD turned out great however the MSE is off

 

Solution
Bartleby Expert
SEE SOLUTION
Similar questions
Recommended textbooks for you
Practical Management Science
Practical Management Science
Operations Management
ISBN:
9781337406659
Author:
WINSTON, Wayne L.
Publisher:
Cengage,
Operations Management
Operations Management
Operations Management
ISBN:
9781259667473
Author:
William J Stevenson
Publisher:
McGraw-Hill Education
Operations and Supply Chain Management (Mcgraw-hi…
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
Business in Action
Operations Management
ISBN:
9780135198100
Author:
BOVEE
Publisher:
PEARSON CO
Purchasing and Supply Chain Management
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…
Production and Operations Analysis, Seventh Editi…
Operations Management
ISBN:
9781478623069
Author:
Steven Nahmias, Tava Lennon Olsen
Publisher:
Waveland Press, Inc.