Question: a. A quality control manager wants to check the accuracy of the exponential smoothing with trend method. Using the smoothing constant alpha a =0.8 and

a. A quality control manager wants to check the

a. A quality control manager wants to check the accuracy of the exponential smoothing with trend method. Using the smoothing constant alpha a =0.8 and delta 0 = 0.2, find the forecast for quarters 2 and 3 using the exponential smoothing with trend method. Assume that the previous forecast (for quarter 1) including trend (FIT) was 225 units, and the previous trend component (T) was 25 units Actual sales are given below. Period Actual Sales Quarter 1 200 Quarter 2 215 Quarter 3 195 b. Given the forecast demand and actual demand for a fishing boat, compute the tracking signal and MAD for each month, and what do you think about the accuracy of the forecasting model and why? Month Forecast Demand Actual Demand 1 88 91 2 75 81 3 85 65 4 90 63 5 97 57 Please use the following table for your answer. Month Forecast Demand Actual Actual Cumulative Demand Deviation Deviation (RSFE) Absolute Deviation MAD TS Sum of Absolute Deviation

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