A large Portland manufacturer wants to forecast demand for a piece of pollution-control equipment. A review of past sale

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A Large Portland Manufacturer Wants To Forecast Demand For A Piece Of Pollution Control Equipment A Review Of Past Sale 1 (56.79 KiB) Viewed 16 times

A large Portland manufacturer wants to forecast demand for a piece of pollution-control equipment. A review of past sales (A+), as shown below, indicates that an increasing trend is present. Smoothing constants are assigned the values of x = 0.20 and ß = 0.4. The firm assumes the initial forecast for month 1 (F₁) was 9.00 units and the trend over that period T₁ was 2.00 units. Using trend-adjusted exponential smoothing, Forecasts (F₂), Trend (T₂), and Forecasts Including Trend (FIT) for months 1 through 6 have already been developed and are provided below. Continue with the process and determine F₁, Tt, and FIT for months 7 through 9 (round your responses to two decimal places): Month (t) 1 2 3 4 5 6 7 8 9 10 Actual Demand (A₂) 10.0 18.0 23.0 20.0 24.0 22.0 32.0 28.0 38.0 Forecast (Ft) 9.00 10.80 13.78 17.50 20.31 23.34 Trend (Tt) 2.00 1.92 2.34 2.89 2.86 2.93 Forecast Including Trend (FIT₂) 11.00 12.72 16.12 20.39 23.17 26.27