Question: The data set on worksheet (Part 4) contains weekly unit sales for a certain business. Forecast the next (3) weeks. Compare at least (2) different
The data set on worksheet (Part 4) contains weekly unit sales for a certain business. Forecast the next (3) weeks. Compare at least (2) different models. Justify your model selection and your forecast.
| Week | Sales |
| 1 | 447 |
| 2 | 340 |
| 3 | 387 |
| 4 | 415 |
| 5 | 462 |
| 6 | 544 |
| 7 | 526 |
| 8 | 572 |
| 9 | 594 |
| 10 | 607 |
| 11 | 753 |
| 12 | 761 |
| 13 | 739 |
| 14 | 662 |
| 15 | 860 |
| 16 | 812 |
| 17 | 858 |
| 18 | 835 |
| 19 | 788 |
| 20 | 829 |
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