Problem 4. Unemployment rates for the eleven years are shown below. \begin{tabular}{|c|c} \hline Year & ActualUnemployment(A) \\ \hline 1 & 0.00 \\ \hline 2 & 5.60 \\ \hline 3 & 4.94 \\ \hline 4 & 5.20 \\ \hline 5 & 4.22 \\ \hline 6 & 4.80 \\ \hline 7 & 4.74 \\ \hline 8 & 5.78 \\ \hline 9 & 6.00 \\ \hline 10 & 5.52 \\ \hline 11 & 5.50 \\ \hline 12 & \\ \hline \end{tabular} a. Using exponential smoothing with Alpha =0.1, forecast the unemployment rate for year 12 . Your Answer: 5.33 b. Compute the MSE. Your Answer: 0.343 c. Determine the Alpha that minimizes MSE. Write your answers below. Be sure to show your complete computations. Alpha = Minimum MSE=