A Resort Hotel Performed a Quarterly Time Series Analysis for Demands

Short Answer

A resort hotel performed a quarterly time series analysis for demands over the last five years (periods 1 through 20). The analysis resulted in the following trend equation and seasonal indexes:
Ŷ = 1000 + 150t Using the trend line equation and the seasonal indexes, predict demand for the third quarter of the next year, i.e., period 23.
4,450