Consider the following time series with forecast values and errors.
$$\begin{array} { | l | l | }
\hline \begin{array} { l }
\text { Actual } \
\text { Demand }
\end{array} & \begin{array} { l }
\text { Forecast } \
\text { Demand }
\end{array} \
\hline 10 & 9 \
\hline 13 & 15 \
\hline 15 & 16 \
\hline 11 & 13 \
\hline 12 & 10 \
\hline
\end{array}$$
-Calculate the mean absolute deviation (MAD).
A)2.8
B)13.4
C)7.5
D)1.6
E)2.4

Question

Consider the following time series with forecast values and errors.
$$\begin{array} { | l | l | } 
\hline \begin{array} { l } 
\text { Actual } \
\text { Demand }
\end{array} & \begin{array} { l } 
\text { Forecast } \
\text { Demand }
\end{array} \
\hline 10 & 9 \
\hline 13 & 15 \
\hline 15 & 16 \
\hline 11 & 13 \
\hline 12 & 10 \
\hline
\end{array}$$
-Calculate the mean absolute deviation (MAD).
A)2.8
B)13.4
C)7.5
D)1.6
E)2.4

Quizplus · Accepted Answer

The Answer of Consider the following time series with forecast values and errors.
$$\begin{array} { | l | l | } 
\hline \begin{array} { l } 
\text { Actual } \
\text { Demand }
\end{array} & \begin{array} { l } 
\text { Forecast } \
\text { Demand }
\end{array} \
\hline 10 & 9 \
\hline 13 & 15 \
\hline 15 & 16 \
\hline 11 & 13 \
\hline 12 & 10 \
\hline
\end{array}$$
-Calculate the mean absolute deviation (MAD).
A)2.8
B)13.4
C)7.5
D)1.6
E)2.4

Consider the Following Time Series with Forecast Values and Errors