Analisis Perkiraan Biaya F&B (Makanan & Minuman) Dengan Metode Moving Average Pada Pola E-Commerce Hotel XYZ

Forecasting is made because of the complexity and uncertainty faced by decision makers (5 = 0.9). The use these two forecasting methods to compare which method more accurate closer true value. research used starts from collecting data, determining forecast methods, calculating forecasts, selecting drawing conclusions. calculation estimated results for F&B costs at Puri Santrian Hotel Sanur based on Single Moving Average MA. 3 1.143.941.601,89, MAD value 113.205.931, (MA.3) 112.700. Using exponential smoothing (ES=0.9), period ending January 2017 898.343.836,01 with an 115.870.591,88 MSE (ES=0.9) 21.219. Data series using moving average (Single Method Exponential Smoothing Method) can be done minimum error values MSE, above after error, 3.686.238.23 (absolute value) 13.588.352.306.255.