Given the following demand data, compute a simple exponentlal smoothing forecast for alpha values of o? and 0.5 . Use the actual value in Peyiod 1 as your starting forecast in) Petiod 2 (Round all your calculations to two decimal points.) \begin{tabular}{|c|c|c|} \hline Period & Forecasi & Ioresast \\ \hline 1 & & \\ \hline 2 & & \\ \hline 3 & & \\ \hline 4 & & \\ \hline 5 & & \\ \hline 6 & & \\ \hline 7 & & \\ \hline 8 & & \\ \hline 9 & & \\ \hline 10 & & \\ \hline 11 & & \\ \hline 12 & & \\ \hline \end{tabular}