Question
The table below shows the sales of widgets (in units) over the past 5 years. Using exponential smoothing with a smoothing constant of 0.1, what
The table below shows the sales of widgets (in units) over the past 5 years. Using exponential smoothing with a smoothing constant of 0.1, what is the forecast for next year? The initial forecast (for 5 years ago) was 1,200 units.
Time | Sales |
|---|---|
| 5 years ago | 1,390 |
| 4 years ago | 1,290 |
| 3 years ago | 1,030 |
| 2 years ago | 1,180 |
| Last year | 1,030 |
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Advanced Engineering Mathematics
Authors: Erwin Kreyszig
10th edition
470458364, 470458365, 978-0470458365
