Problem #3: Corporate triple A bond interest rates for the previous 3 months follow. Use the data to answer the subsequent questions. Month Interest Rates September 9.4 October 9.6 November 9.8 Problem #3a: Write the general form of the equation for the exponential smoothing model. Problem #3b: Use a = 0.3 to compute the exponential smoothing values for the current time series (Sept. - Nov.). (Assume the starting forecast point is the first period.) Problem #3c: Develop a forecast for December using exponential smoothing model with a =

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