a) The MAD based on the Exponential smoothing = 0.2 method = Blank 1 (4 decimal places)b) The MAD based on the 3 months moving average method = Blank 2 (in 4 decimal places)c) The MSE based on the 3 months moving average method = Blank 3d) Use MAD as an criterion to evaluate forecasting methods I (exponential smoothing, = 0.2 ) and II (3 month moving average). The most accurate forecasting methods between I and II is method Blank 4 (enter I or II)

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Given is a historical time series for job services demand in the prior 6 months. \begin{tabular}{|l|l|l|} \hline Month & Demand \\ \hline 1 & 24 \\ \hline 2 & 18 \\ \hline 3 & 23 \\ \hline 4 & 23 \\ \hline 5 & 18 \\ \hline 6 & 18 \\ \hline \end{tabular}