Multiple Choice
The past monthly demands are shown below. The naïve method, that is, the one-period moving average method, is applied to make forecasts. What is the mean square error of the forecasts?
A) −1.67
B) 275.00
C) 91.67
D) 8.33
Correct Answer:

Verified
Correct Answer:
Verified
Q64: Which of the following formulas is used
Q65: Which of the following models is not
Q66: In forecasting methods, the mean square error
Q67: When a time series has both trend
Q68: Quarterly sales of a department store for
Q70: The regression y<sub>t</sub> = β<sub>0</sub> + β<sub>1</sub>y<sub>t</sub><sub>-1</sub>
Q71: The following ratio-to-moving averages for the seasonally
Q72: When the forecasting method of seasonal dummy
Q73: Quarterly sales of a department store for
Q74: In comparison with the linear trend model,