Instruction: Given the table below, complete the missing cell values applying the Exponential Smoothing method of forecasting and Mean Absolute Deviation. Answer also the other 3 related questions below the table. Numbers with decimals should take 2 decimal places. (.2 mark for each box or question) What is the MAD for a=.2 ? Your answer: Computation/solution: Your final computed value: 2. What is the MAD for a=.5 ? Your answer: Computation/solution: Your final computed value: 3. Which smoothing constant would you prefer