An analyst is deciding which forecasting technique to use for predicting weekly sales of hover boards: a linear trend equation or the haive approach.

The linear trend equation is $F_t=125+20t,$ 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 has the greater accuracy if MAD and MSE are used? $($Round your intermediate calculations and final answers to $2$ decimal places.$)$

$11,148$