Month, t Demand, Forecast, D. F, Error, E, Error, Squared, Absolute Error, Absolute Percent Error, ((태/D)(100) 200 225 -25 625 25 12.5% 240 220 20 400 20 8.3 300 285 15 225 15 5.0 4 270 290 -20 400 20 7.4 230 250 -20 400 20 8.7 6 260 240 20 400 20 7.7 7 210 250 -40 1,600 40 19.0 8 275 240 35 1,225 35 12.7 Total -15 5,275 195 81.3% 2. 3.
Month, t Demand, Forecast, D. F, Error, E, Error, Squared, Absolute Error, Absolute Percent Error, ((태/D)(100) 200 225 -25 625 25 12.5% 240 220 20 400 20 8.3 300 285 15 225 15 5.0 4 270 290 -20 400 20 7.4 230 250 -20 400 20 8.7 6 260 240 20 400 20 7.7 7 210 250 -40 1,600 40 19.0 8 275 240 35 1,225 35 12.7 Total -15 5,275 195 81.3% 2. 3.
Chapter6: Target Markets: Segmentation And Evaluation
Section: Chapter Questions
Problem 17DRQ: Under what conditions might a firm use multiple forecasting methods?
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Question
The following table shows the actual sales of upholstered chairs for a furniture manufacturer and the forecasts
made for each of the last 8 months. Calculate CFE, MSE, s, MAD, and MAPE for this product.
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