You are still a consultant for the Excellent Consulting Group

You are still a consultant for the Excellent Consulting Group. You have completed the first assignment, developing and testing a forecasting method based on linear regression (Case 3). However, your consulting manager at ECG wants to go the next step and investigate another forecasting method. It is important to do a thorough job for the client, and you have the expertise to analyze different forecasting methods. You have decided to look at the sales data for clientAc€?cs lottery app as a single data set and use a time series analysis, namely SES, single exponential smoothing.