Question: Problem 4: This table shows actual sales and three projection models. Using Mean Absolute Deviation (MAD), which one is the best? Sales Model A Model

Problem 4: This table shows actual sales and three projection models. Using Mean Absolute Deviation (MAD), which one is the best?

Sales

Model A

Model B

Model C

33

46

35

32

37

48

36

38

48

50

40

47

35

45

45

36

62

55

51

55

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