Question: Question 17 (4 points) What is the mean absolute deviation (MAD) of the following forecasts? Month Jan. Feb. Mar. Apr. Actual Sales 621 483 543

Question 17 (4 points) What is the mean absolute deviation (MAD) of the following forecasts? Month Jan. Feb. Mar. Apr. Actual Sales 621 483 543 591 Forecast 600 480 550 600 2 40 10 5.25 145 Pan Page 17 of 30

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