Question: 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

  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

Sales

1

210

2

220

3

300

4

280

5

320

  1. Forecast Year 6 sales.
  2. Compute MAD.
  3. What is the tracking signal for the forecast?

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