Question: Problem 3-20 An analyst must decide between two different forecasting techniques for weekly sales of roller blades: a linear trend equation and the naive approach.

Problem 3-20 An analyst must decide between two

Problem 3-20 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 Ft = 124 + 2.0t, 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.) 11 12 13 14 15 16 17 18 19 20 Units Sold 147 147 149 143 157 152 154 157 162 166 MAD (Naive) MAD (Linear) MSE (Naive) MSE (Linear) (Click to select) provides forecasts with less average error and less average squared error

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