Using the Sales Data on a Particular Model of a DVD

Multiple Choice

Using the sales data on a particular model of a DVD player shown below in Table 2, answer questions
Table 2
$\begin{array}{|l|c|c|c|}\hline \text { Month } & \text { Sales } & \text { Forecast 1 } & \text { Forecast 2 } \\\hline \text { Jan } & 35 & 30 & 33 \\\hline \text { Feb } & 29 & 28 & 32 \\\hline \text { Mar } & 39 & 43 & 35 \\\hline \text { Apr } & 42 & 40 & 45 \\\hline \text { May } & 51 & 48 & 52 \\\hline \text { Jun } & 56 & 55 & 52 \\\hline\end{array}$
-For the data in Table 2, which forecast is better using the mean absolute deviation (MAD) criterion given in the answer #11 and #12?

A) Forecast 1
B) Forecast 2
C) Forecast 1 and 2 are identical, with equal MADs
D) Neither forecast 1 nor forecast 2