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Mean Absolute Percentage Error (MAPE) Has Served Its Duty and Should Now Retire

BlueYonder

According to Gartner (2018 Gartner S ales & O perations P lanning Success Survey ), the most popular evaluation metric for forecasts in Sales and Operations Planning is Mean Absolute Percentage Error (MAPE). For such granular forecasts, MAPE values are extremely hard to judge and thereby disqualify as useful forecast quality indicators.