Monthly electricity consumption data for two years is given by data2={464, 675, 703, 887, 1139, 1077, 1318, 1260, 1120, 963, 996,960, 530, 883, 894, 1045, 1199, 1287, 1565, 1577, 1076, 918, 1008,1067} Forecast the next years (monthly) electricity consumption by employing anappropriate Holt-Winters method. Let alpha= 0.2 Beta= 0.1 Lamda= 0.1 Determine the initial values for level, trend and seasonality.

 

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