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Multiple averaging methods have been used to forecast weekly demand using 1 year's worth of weekly actual demand data. Error metrics were calculated for each method. Of these methods, which should be recommended for future use?
A. MAD = 367, MAPE = 3.2% Exponential Smoothing with alpha = .2
B. MAD = 402, MAPE = 4.3% Exponential Smoothing with alpha = .3
C. MAD = 542, MAPE = 5.2% Weighted moving average (Weights = .5, .3, .2)
D. MAD = 540, MAPE = 5.1% 4 period moving average
E. Can't determine based on available information
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If the average score on this exam is 75 with a standard deviation of 8, then what would be the minimum score for an A?
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