Question: An analyst must decide between two different forecasting techniques for weekly sales of roller blades: a linear trend equation and the naive approach. The
An analyst must decide between two different forecasting techniques for weekly sales of roller blades: a linear trend equation and the naive approach. The linear trend equation is F+= 123 + 1.8t, and it was developed using data from periods 1 through 10. Based on data for periods 11 through 20 as shown in the table, which of these two methods has the greater accuracy if MAD and MSE are used? (Round your intermediate calculations and final answers to 2 decimal places.) t Units Sold 11 143 12 146 13 152 14 142 15 154 16 152 17 155 18 155 19 159 20 165 MAD (Naive) MAD (Linear) MSE (Naive) MSE (Linear) provides forecasts with less average error and less average squared error.
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