A time series with forecast values is presented in the following table: $$\begin{array} { | r | r | r | }
\hline \text { Month } & \text { Actual. } & \text { Forecast } \
\hline J a n & a & \
\hline \text { Mar } & 12 a & 1.1 a \
\hline \text { May} & 1.15 a & 1.2 a \
\hline J ul & 1.25 a & 12.21 a \
\hline \mathrm { Sep } & 1.3 a & 1.25 a \
\hline
\end{array}$$ On this table, a is some nondisclosed value.The mean absolute deviation (MAD)
Is ______% of a.
A)6a
B)0.06a
C)6
D)0.06
E)4.8

Question

A time series with forecast values is presented in the following table: $$\begin{array} { | r | r | r | } 
\hline \text { Month } & \text { Actual. } & \text { Forecast } \
\hline J a n & a & \
\hline \text { Mar } & 12 a & 1.1 a \
\hline \text { May} & 1.15 a & 1.2 a \
\hline J ul & 1.25 a & 12.21 a \
\hline \mathrm { Sep } & 1.3 a & 1.25 a \
\hline
\end{array}$$ On this table, a is some nondisclosed value.The mean absolute deviation (MAD)
Is ______% of a.
A)6a
B)0.06a
C)6
D)0.06
E)4.8

Quizplus · Accepted Answer

The Answer of A time series with forecast values is presented in the following table: $$\begin{array} { | r | r | r | } 
\hline \text { Month } & \text { Actual. } & \text { Forecast } \
\hline J a n & a & \
\hline \text { Mar } & 12 a & 1.1 a \
\hline \text { May} & 1.15 a & 1.2 a \
\hline J ul & 1.25 a & 12.21 a \
\hline \mathrm { Sep } & 1.3 a & 1.25 a \
\hline
\end{array}$$ On this table, a is some nondisclosed value.The mean absolute deviation (MAD)
Is ______% of a.
A)6a
B)0.06a
C)6
D)0.06
E)4.8

A Time Series with Forecast Values Is Presented in the Following