A dry cleaner uses exponential smoothing to forecast equipment usage at its main plant. August usage was forecasted to be 49 percent of capacity; actual usage was 56 percent of capacity. A smoothing constant of .20 is used. a. Prepare a forecast for September. (Round your final answer to 2 decimal places.) Forecast for September percent of capacity b. Assuming actual September usage of 49 percent, prepare a forecast for October usage. (Round your answer to 2 decimal places.) Forecast for October percent of capacity.