A marketing manager is forecasting the sales of cars per week. Determine the error for each of the following forecasts. Then, calculate MAD and MSE.

Question 1 A marketing manager is forecasting the sales of care per week. Determine the error for each at the following forecasts. Then, ealeulate MAD and MSE. Pd Value Forecast Error 1 202 2 101 202 3 1?3 102 4 160 131 5 1T1 1W! 6 1?5 1?2 T 102 1?4 3 196 1?9 9 204 139 10 210 193 11 22? 211