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Suppose the following are the seasonal indices for the first three quarters of the year for a quarterly series: Quarter Seasonal Index Q1 70.7 Q2
Suppose the following are the seasonal indices for the first three quarters of the year for a quarterly series:
Quarter | Seasonal Index |
Q1 | 70.7 |
Q2 | 89.8 |
Q3 | 105.9 |
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Remember that the seasonal indices should average 100 so you should be able to infer the seasonal index for Q4. Furthermore, suppose that the estimated coeffcients from a regression of the deseasonalized series on Time are given below:
| Coefficients |
Intercept | 2,922 |
Time | 66.1 |
What is the forecast for period 111, if period 111 is a Q1? (please round your answer to 1 decimal place)
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