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THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

Question 48

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
The table below is the data set of the number of preorders received for a particular game on a weekly basis.
The forecaster uses the Holt-Winters Exponential Smoothing for nonseasonal series to forecast the number of preorders in future time periods.
He uses α = 0.8 and β = 0.5.(Hint: Use the formula from the text to arrive at the answers. )
THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION: The table below is the data set of the number of preorders received for a particular game on a weekly basis. The forecaster uses the Holt-Winters Exponential Smoothing for nonseasonal series to forecast the number of preorders in future time periods. He uses α = 0.8 and β = 0.5.(Hint: Use the formula from the text to arrive at the answers. ) -Which of the following components describe the up and down movements of a time series that vary both in length and in intensity? A) the trend component B) the seasonal component C) the cyclical component D) the irregular component
-Which of the following components describe the up and down movements of a time series that vary both in length and in intensity?


A) the trend component
B) the seasonal component
C) the cyclical component
D) the irregular component

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