The table below includes the actual demands and forecasted demand for each period.Which of the following is the correct Mean absolute deviation (MAD)value for this data?
$\begin{array}{cccccc}
\text { Period }&1&2&3&4&5\
\hline \text { Actual Demands } & 100 & 120 & 115 & 90 & 79 \
\text { Forecast Demands } & 90 & 110 & 130 & 135 & 90
\end{array}$
A) 21.5
B) 18.2
C) 13.9
D) -10.2

Question

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The Answer of The table below includes the actual demands and forecasted demand for each period.Which of the following is the correct Mean absolute deviation (MAD)value for this data?
$\begin{array}{cccccc}
\text { Period }&1&2&3&4&5\
\hline \text { Actual Demands } & 100 & 120 & 115 & 90 & 79 \
\text { Forecast Demands } & 90 & 110 & 130 & 135 & 90
\end{array}$
A) 21.5
B) 18.2
C) 13.9
D) -10.2

The Table Below Includes the Actual Demands and Forecasted Demand