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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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andrewschloding andrewschloding
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The following data represent the number of ceiling fans sold for each of the past five days for a Home Depot store.



Calculate the sales forecast for Day 6 using exponential smoothing with trend adjustment with α = 0.7 and β = 0.4.
Textbook 
Business Statistics

Business Statistics


Edition: 2nd
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majed320majed320
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F6 = FIT5 + α(A5 - FIT5)
F6 = 11.2 + 0.7(6 - 11.2) = 7.6

T6 = β(F6 - F5) + (1 - β)T5
T6 = (0.4)(7.6 - 11.1) + (1 - 0.4)(0.1) = -1.3

FIT6 = F6 + T6
FIT6 = 7.6 - 1.3 = 6.3
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