Question: The following represents the actual demand and two different sets of forecasts using different methods. Compute the MAD for each forecasting method and determine the

The following represents the actual demand and two different sets of forecasts using different methods. Compute the MAD for each forecasting method and determine the best method for this set of data.

Year-Qtr

Actual demand

Forecast methos 1 MAD1 (A-F)

Forecast Method 2 MAD2 (A-F)

2020-3

98

97

89

2020-4

108

110

106

2021-1

83

68

70

2021-2

100

101

102

2021-3

95

86

87

2021-4

90

94

92

2022-1

71

68

72

2022-2

104

105

106

2022-3

84

91

88

2022-4

80

93

91

2023-1

78

68

70

2023-2

120

118

122

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