The following equation summarizes the trend portion of quarterly sales of condominiums over a long cycle. Sales also exhibit seasonal variations. Using the information given, prepare a forecast of sales for each quarter of next year (not this year), and the first quarter of the year following that.Ft = 40 – 6.5t + 2t2whereFt = UnitSales t = 0 at, the first quarter of last yearQuarter Relative1 1.12 1.03 .64 1.3
The following equation summarizes the trend portion of quarterly sales of condominiums over a long cycle. Sales also exhibit seasonal variations. Using the information given, prepare a forecast of sales for each quarter of next year (not this year), and the first quarter of the year following that.Ft = 40 – 6.5t + 2t2whereFt = UnitSales t = 0 at, the first quarter of last yearQuarter Relative1 1.12 1.03 .64 1.3
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter13: Regression And Forecasting Models
Section13.7: Exponential Smoothing Models
Problem 29P: The file P13_29.xlsx contains monthly time series data for total U.S. retail sales of building...
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The following equation summarizes the trend portion of quarterly sales of condominiums over a long cycle. Sales also exhibit seasonal variations. Using the information given, prepare a
Ft = 40 – 6.5t + 2t
2
where
Ft = UnitSales t = 0 at, the first quarter of last year
Quarter Relative
1 1.1
2 1.0
3 .6
4 1.3
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