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Please show formulas used and the answers in Excel!! thanks 1) Use regression or simple exponential smoothing with the following data. For exponential smoothing, assume

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Please show formulas used and the answers in Excel!! thanks

1) Use regression or simple exponential smoothing with the following data. For exponential smoothing, assume the forecast for year 1 was the same as the actual and use an alpha of 0.6. Year 1 2 3 4 5 Sales 300 330 400 370 390 a. Forecast Year 6 sales. (30 pts) b. Compute MAD. (30 pts) c. What is the tracking signal for the forecast? (30 pts)

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