1. (a) Linear Trend-find forecast for periods 16 to 20 (find the value of a and b followed by defining a linear trend equation, and then use it for forecasting periods 16 to 10) and (b) Trend adjusted exponential smoothing, Use = .4 and =.3 - find forecast for period 16 . (20 points) Use Excel to verify your answer - but show intermediate steps to receive full credit. Part (b) Initial Trend =328330=9.33