THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

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. )

-What is the approximate level estimate for week 8?

A) 453 units
B) 539 units
C) 620 units
D) 696 units

Correct Answer:

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