An analyst is deciding which forecasting technique to use for predicting weekly sales of hover boards a linear vend equation or the nave approach. The linear trend equation is Ft=124+2.1t, which was developed using data from periods 1 through 10 . Based on data for periods 11 through 20 (shown in table). which of these two methods hos the greater accuracy if MAD and MSE are. used? (Round your intermediate calculations and final answers to 2 decimal places.)