Q3. Omega World Inc. uses the exponential smoothing method for forecasting of sales revenue for the company's projects. Of late, the CEO of Omega World is contemplating to evaluate the accuracy of this approach for comparison with other forecasting techniques and different levels of smoothing parameter. The historical data of actual monthly sales in the past year is given and forecasted sales for first month is 100 Million USD. You are required to develop forecasts for next 11 months of sales based on the exponential smoothing method [with smoothing coefficient ()=0.4 ] and also compute the forecast evaluation measures Mean Absolute Deviation (MAD), Mean Squared Error (MSE), and the Mean Absolute Percentage Error (MAPE). (14 Marks)