A manager of a store that sells and installs spas wants to prepare a forecast for January February, and March of next year. Her forecasts are a combination of trend and seasonality. She uses the following equation to estimate the trend component of monthly demand. F-80-24 where to in June of last year Seasonal relatives are 93 for January, 112 for February, and 104 for March What demands should she predict? (Round your answers to 2 decimal places) January of the eye February of the March of the dy