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 $F_t=126+21t,$ 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?

Note: Round your Intermedlate calculatlons and final answers to $2$ decimal places.

$\backslash$table$[[t,$Units Sold$],[11,146],[12,145],[13,148],[14,144],[15,153],[16,169],[17,154],[18,158],[19,162],[26,165]]$

Gick nere for the exce ate Fils

Answer is complete but not entirely correct.