Compute the mean absolute deviation (MAD), the mean squared error (MSE), the bias, and the mean average percent error (MAPE) for the following forecast. (Note: the actual demand values are designated by a, and the forecast values by F:). Click the icon to view the table of the actual observations and forecasted values for each period. More info The mean absolute deviation (MAD) is (Enter your response rounded to one decimal place.) Period 2 3 4 5 6 7 8 9 10 11 12 at 2,900 3,200 2,170 3,225 2,275 2,160 3,060 2,690 2.950 3,150 2.750 2,245 Ft 2,635 3,295 3,090 3,015 2,470 2,750 2,900 2,990 2,280 2,905 2,245 2,325 Print Done Clear an Show work Check