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choices: a. true b. false c. others (specify) 1. Holt’s linear method is very applicable for longer forecast. 2. The best smoothing parameters, α and β^*, for Holt's linear model is the values from -1 and 1 that can minimize SSE.  3. In the PACF, there are three spikes decreasing with the lag, and then no significant spikes thereafter. This suggests a possible AR(3) model.

choices: a. true b. false c. others (specify) 1. Holt’s linear method is very applicable for longer forecast. 2. The best smoothing parameters, α and β^*, for Holt's linear model is the values from -1 and 1 that can minimize SSE.  3. In the PACF, there are three spikes decreasing with the lag, and then no significant spikes thereafter. This suggests a possible AR(3) model.

Practical Management Science
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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choices:

a. true

b. false

c. others (specify)

1. Holt’s linear method is very applicable for longer forecast.

2. The best smoothing parameters, α and β^*, for Holt's linear model is the values from -1 and 1 that can minimize SSE. 

3. In the PACF, there are three spikes decreasing with the lag, and then no significant spikes thereafter. This suggests a possible AR(3) model. 

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