The manager of a large manufacturer of industrial pumps must choose between two alternative forecasting techniques to forecast the demand for its top-selling pump. Both techniques have been used to prepare forecasts for a six-month period. Using MAD as a criterion, which technique produces more accurate forecasts?

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Forecast Month Demand Technique 1 Technique 2 1 492 488 495 2 470 484 482 485 480 478 4 493 490 488 498 497 492 6 492 493 493