The manager of a trendy downtown caf in Columbus. Ohio, collects weekly data on the number of customers it serves. A portion of the data is shown in the accompanying table. week Customers l 906 2 957 52 1 3 1 O EpictureCIick here for the Excel Data File a. Use the simple exponential smoothing technique with a = 0.2 to make a forecast for Week 53. (Do not round intermediate calculations. Round final answer to 2 decimal places.) E; b. Use the simple exponential smoothing technique with a = 0.4 to make a forecast for Week 53. (Do not round intermediate calculations. Round final answer to 2 decimal places.) g c-'l. Which is the preferred technique for making the forecast based on MSE, MAD, and MAPE? (Do not round intermediate calculations. Round final answers to 2 decimal places.) Technique "SE MAD MAPE (96) a = 0.2 a = 0.4 c-2. Which is the preferred technique for making the forecast? because It has the out of 3 performance measures.