Question: An analyst must decide between two different forecasting techniques for weekly sales of roller blades. Based on the following data, answer the below questions. time
An analyst must decide between two different forecasting techniques for weekly sales of roller blades. Based on the following data, answer the below questions.
| time | Units sold |
| 1 | 147 |
| 2 | 148 |
| 3 | 151 |
| 4 | 145 |
| 5 | 155 |
| 6 | 152 |
| 7 | 155 |
| 8 | 157 |
| 9 | 160 |
| 10 | 165 |
Using naive forecast, what error is occuring at period 6?
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