A Time Series with Forecast Values Is Presented in the Following

question 101

Multiple Choice

A time series with forecast values is presented in the following table: $$\begin{array} { | r | r | r | } \hline \text { Month } & \text { Aolual. } & \text { Foracafl } \\\hline J an & a & \\\hline \text { Mar } & 12 a & 1.1 a \\\hline \text { May } & 1.15 a & 1.2 a \\\hline J u l& 1.25 a & 12.21 a \\\hline \mathrm { Sep } & 1.3 a & 1.25 a \\\hline\end{array}$$ On this table, a is some nondisclosed value.The mean square error (MSE) is ______% of a.

• A)4.15
• B)0.415
• C)4.15a
• D)0.415a
• E)0.00332

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