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The demand for a product in the past 10 months were: 541, 483, 619, 679, 820, 356, 780, 844, 636, 692 Suppose a three-month moving

The demand for a product in the past 10 months were: 541, 483, 619, 679, 820, 356, 780, 844, 636, 692 Suppose a three-month moving average is used to generate forecasts. What is the value of the mean absolute deviation? Use at least 4 decimal places.

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