Demand for Soft Shag Month                Carpet (1,000 yd.)       1                                 8       2                                 12       3                                 7       4                                 9       5                                 15       6                                 11       7                                 10       8                                 12 Compute the exponentially smoothed forecast (a = .20) for the given data. Compute an adjusted exponentially smoothed forecast (with a = .20 and β = .20) for the given data

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter13: Regression And Forecasting Models
Section13.6: Moving Averages Models
Problem 22P: The file P13_22.xlsx contains total monthly U.S. retail sales data. While holding out the final six...
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  1. The manager of the Carpet City outlet needs to make an accurate forecast of the demand for Soft Shag carpet (its biggest seller). If the manager does not order enough carpet from the carpet mill, customers will buy their carpet from one of Carpet City's many competitors. The manager has collected the following demand data for the past 8 months:

Demand for Soft Shag

Month                Carpet (1,000 yd.)

      1                                 8

      2                                 12

      3                                 7

      4                                 9

      5                                 15

      6                                 11

      7                                 10

      8                                 12

Compute the exponentially smoothed forecast (a = .20) for the given data. Compute an adjusted exponentially smoothed forecast (with a = .20 and β = .20) for the given data

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