}-2 N+1 \leq t \leq 0 ISYE 460 – Operations and Supply Chain Management Spring 2021 b) Assume that the observed demand for the first day of week 5 was 218. Using a = 0.2 and B = 0.15, and y = 0.10, update the estimates of the series, the slope and the seasonal factors. c) What are the forecasts made at the end of the first day of week 5 for the remaining three days of week 5?
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