Question: CHAPTER 9: Product Demand Forecasting Exponential Smoothing Forecasting. (5 marks) Exponential smoothing is used to forecast automobile battery sales. Two value of a are examined,

CHAPTER 9: Product Demand Forecasting Exponential
CHAPTER 9: Product Demand Forecasting Exponential
CHAPTER 9: Product Demand Forecasting Exponential Smoothing Forecasting. (5 marks) Exponential smoothing is used to forecast automobile battery sales. Two value of a are examined, a=0.8 and a=0.5. Evaluate the accuracy of each soothing constant. Which is preferable? (Assume the forecast for January was 22 batteries.) Actual sales are given below: Month Forecast Actual Battery Sales 20 22 January February 21 March 15 April 14 May 13 June 16 SOLUTION CHAPTER 9: Product Demand Forecasting Forecasting Accuracy. (5 marks) Given the forecast demand and actual demand for 10-foot fishing boats, compate the tracking signal and MAD. Year Forecast Actual Demand Demand 1 78 71 1 2 75 80 3 83 101 4 84 84 88 60 5 6 85 73 SOLUTION

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