Question: Consider a time series 1, 5, 8. Construct a linear trend linear model, the linear trend forecast in period 4 is: -5.82 -3.49 11.67 8.17

Consider a time series 1, 5, 8. Construct a linear trend linear model, the linear trend forecast in period 4 is:

-5.82

-3.49

11.67

8.17

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