Question: Q2 (30 pts.) You must decide which forecasting model should be used to predict the Demand based on this historical data: 1.) Compute the three-month

Q2 (30 pts.) You must decide which forecasting

Q2 (30 pts.) You must decide which forecasting model should be used to predict the Demand based on this historical data: 1.) Compute the three-month Moving Average forecasts for the periods 4/2015 4/2016. Month 2.) Calculate the Weighted Moving Average forecast values using the weights wl=0.50, w2=0.35, and w3=0.15 for the periods 4/2015 - 4/2016. Demand (1000 tons) 25.0 25.2 25.4 26.0 27.0 26.5 3.) Compute the Exponential Smoothing forecasts for the periods 2/2015 - 4/2016 using an initial forecast of 25.0 and an alpha of 0.60. 26.4 26.8 Jan-2015 Feb-2015 Mar-2015 Apr-2015 May-2015 Jun-2015 Jul-2015 Aug-2015 Sep-2015 Oct-2015 Nov-2015 Dec-2015 Jan-2016 Feb-2016 Mar-2016 Apr-2016 4.) Calculate the Exponential Smoothing with Trend (FIT) forecast values for the periods 2/2015 4/2016 using an initial exponential smoothing forecast of 25.0 (Ft) and Trend of 0.0 (Tt), a=0.60, and 8=0.50. 26.4 25.9 26.1 25.9 25.9 25.9 25.9 26.1 5.) Compute the Error Measures (MAD, MAPE, and TS) for the periods 4/2015 - 4/2016. Based on these Forecast Error Measures, which forecast model would you recommend? Which one is the second best forecast model? 6.) Without changing the initial value of 1.30, how can you improve the forecast model in 3) to yield a TS of better than +/- 1.50 for the time period 4/2015 4/2016? 7.) Plot the actual values and the four forecast models on one Line Chart. Make sure you chart includes proper axis labels, title and legend. 8.) Based on the plot and the three Error Measures, which forecast model should be utilized to forecast the future demand

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