A check - processing center uses exponential smoothing to forecast the number of incoming checks each month. The number of checks received in August was 40 million, while the forecast was 42 million. A smooth in g of .2 is used. (a) What is the forecast for August? Show your calculations. (b) If the center received 45 million checks in August, what would be the forecast for September? (c) Why might this be an inappropriate forecasting method for this situation?