Develop a linear regression model relating printer sales to computer sales in order to forecast printer demand in year 11 if 1,300 computers are sold. Develop a moving-average model with n = 3 to forecast printer demand in year 11 Develop an exponential smoothing model with α = .30 to forecast printer demand in year 11. Compare your result in a, b, c. Which model would you choose and why?
Develop a linear regression model relating printer sales to computer sales in order to forecast printer demand in year 11 if 1,300 computers are sold. Develop a moving-average model with n = 3 to forecast printer demand in year 11 Develop an exponential smoothing model with α = .30 to forecast printer demand in year 11. Compare your result in a, b, c. Which model would you choose and why?
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...
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- (8 points) Infoworks is a large computer discount store that sells computers and ancillary equipment and software in the town where a State University is located. Infoworks has collected historical data on computer sales and printer sales for the past 10 years, as follows:
- Develop a linear regression model relating printer sales to computer sales in order to
forecast printer demand in year 11 if 1,300 computers are sold.
- Develop a moving-average model with n = 3 to forecast printer demand in year 11
- Develop an exponential smoothing model with α = .30 to forecast printer demand in year 11.
- Compare your result in a, b, c. Which model would you choose and why?

Transcribed Image Text:1. (8 points) Infoworks is a large computer discount store that sells computers and ancillary
equipment and software in the town where a State University is located. Infoworks has
collected historical data on computer sales and printer sales for the past 10 years, as follows:
Year Personal Computers Printers Sold
Sold
1
1,045
326
2
1,610
510
3
860
296
4
1,211
478
975
305
6
1,117
506
7
1,066
612
8
1,310
560
9
1,517
590
10
1,246
676
a) Develop a linear regression model relating printer sales to computer sales in order to
forecast printer demand in year 11 if 1,300 computers are sold.
b) Develop a moving-average model with n= 3 to forecast printer demand in year 11
c) Develop an exponential smoothing model with a = .30 to forecast printer demand in year
11.
d) Compare your result in a, b, c. Which model would you choose and why?
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