1. Moving Averages. Use the below actual sales to calculate a three-year average which will be used as the forecast for next periods
2. Exponential Smoothing. Use the same data to forecast sales for the next periods with =.40
3. Regression Analysis on Excel. Draw a scatter graph from Insert/Graph/Scatter graph selections in Excel

   Month	Actual Sales
   1	3050
   2	2980
   3	3670
   4	2910
   5	3340
   6	4060
   7	4750
   8	5510
   9	5280
   10	5504
   11	5810
   12	6100