Additional Algo 15-12 Forecasting with Seasonality Demand history for the past three years is shown below, along with the seasonal indices for each quarter. Seasonal Index 1.25 Year Year 11 Year 2 Year 3 Quarter 01 02 03 04 01 02 03 04 01 02 03 04 Demand 926 819 585 515 912 874 651 552 861 828 571 542 1.176 0.837 0.745 1.25 1.176 0.837 0.745 1.25 1.176 0.837 0.745 Use exponential smoothing with alpha (a) - 0.3 and an initial forecast of 720 along with seasonality to calculate the Year 4, Q1 forecast. Note: Do not round intermediate calculations. Round your answer to the nearest whole number.
Additional Algo 15-12 Forecasting with Seasonality Demand history for the past three years is shown below, along with the seasonal indices for each quarter. Seasonal Index 1.25 Year Year 11 Year 2 Year 3 Quarter 01 02 03 04 01 02 03 04 01 02 03 04 Demand 926 819 585 515 912 874 651 552 861 828 571 542 1.176 0.837 0.745 1.25 1.176 0.837 0.745 1.25 1.176 0.837 0.745 Use exponential smoothing with alpha (a) - 0.3 and an initial forecast of 720 along with seasonality to calculate the Year 4, Q1 forecast. Note: Do not round intermediate calculations. Round your answer to the nearest whole number.
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 26P: The file P13_26.xlsx contains the monthly number of airline tickets sold by the CareFree Travel...
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