Mathematics · Statistics
Using an additive time series model, the quarterly trend component is given by Y = 65 + 7t, where t represents the quarter index (with t = 1 in the first quarter of 20X5). If the seasonal component for the fourth quarter is -30, what is the forecast value for the fourth quarter of 20X6, rounded to the nearest whole number?
- 191✓
- 285
- 356
- 463
Correct answer
91
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