We are predicting quarterly sales for soda at Gordon’sLiquor Store using Winter’s method. We are given thefollowing information:Seasonality factors: fall 0.8 spring 1.2winter 0.7 summer 1.3Current base estimate 400 cases per quarterCurrent trend estimate 40 cases per quartera 0.2 b 0.3 g 0.5Now sales of 650 cases during the summer quarter areobserved. a Use this information to update the estimates of base,trend, and seasonality. b After observing the summer demand, forecast de-mand for the fall quarter and the winter quarter.
We are predicting quarterly sales for soda at Gordon’sLiquor Store using Winter’s method. We are given thefollowing information:Seasonality factors: fall 0.8 spring 1.2winter 0.7 summer 1.3Current base estimate 400 cases per quarterCurrent trend estimate 40 cases per quartera 0.2 b 0.3 g 0.5Now sales of 650 cases during the summer quarter areobserved. a Use this information to update the estimates of base,trend, and seasonality. b After observing the summer demand, forecast de-mand for the fall quarter and the winter quarter.
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 28P: The file P13_28.xlsx contains monthly retail sales of U.S. liquor stores. a. Is seasonality present...
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We are predicting quarterly sales for soda at Gordon’s
Liquor Store using Winter’s method. We are given the
following information:
Seasonality factors: fall 0.8 spring 1.2
winter 0.7 summer 1.3
Current base estimate 400 cases per quarter
Current trend estimate 40 cases per quarter
a 0.2 b 0.3 g 0.5
Now sales of 650 cases during the summer quarter are
observed.
a Use this information to update the estimates of base,
trend, and seasonality.
b After observing the summer demand,
mand for the fall quarter and the winter quarter.
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