Question: Must use Forecast formula step by step details, please (solver parameter) DO 5 A ABC fx 2 O X 3 Q Search Sheet Home Insert

Must use Forecast formula step by step details, please (solver parameter)

DO 5 A ABC fx 2 O X 3 Q Search Sheet Home Insert Formulas Data Review View + Share Page Layout fre 117 A B D E F G H I j L M 1 Year Quarter Demand 1 1 150 Consider the time series on the left. 2. 3 2 140 a. Visualize the data set. Is this a stationary or non-stationary time series? Why? 4 3 170 105 5 4 b. Compute a three-period (three-quarter) moving average and forecast for the first two quarters of year 4. 6 2 1 121 7 2 105 8 3 150 c. Use smoothing constant alpha = 0.23 to develop an exponential smoothing forecast for the first quarter of year 4. 9 4 93 130 10 3 1 11 2 150 Nm d. Compare the forecasts developed in (b) and (c), using the MSE. Which forecast appears to be most accurate? Explain. 12 3 170 110 13 4 14 4 1 15 N 2 16 17 18 19 Forecast 1 Forecast 2 BEQ Decision Alternatives Decision tree 1 Max flow Inventory A Inventory B Simulation questions + Ready @ + 200%

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