THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
The table below shows the quarterly sales of a gifting store.The forecaster uses the Holt-Winters multiplicative model to determine the forecast for future periods.
Given: α = 0.6,β = 0.5,and γ = 0.4.

-Calculate the value of the mean absolute percentage error.
A)67.31
B)31.76
C)3.68
D)17.28

Question

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
The table below shows the quarterly sales of a gifting store.The forecaster uses the Holt-Winters multiplicative model to determine the forecast for future periods.
Given: α = 0.6,β = 0.5,and γ = 0.4.
 
-Calculate the value of the mean absolute percentage error.
A)67.31 
B)31.76 
C)3.68 
D)17.28

Quizplus · Accepted Answer

The mean absolute percentage error (MAPE) is calculated by taking the average of the absolute percentage errors of forecasts. Without specific data, we can't calculate it directly, but based on the options, 17.28 is a plausible value for MAPE.