MAD: 16.88 - MSE 264.75 - MAPE 8.5% MAD MSE MAPE Method X Method Y Method z 30 25 4500 5400 14.5% 13.0% 27 3500 12.5% Method w 28 5000 13.5% Three alternative solution methods and their performances based on Mean Absolute Deviation (MAD), Mean Squared Error (MSE), Mean Absolute Percentage Error (MAPE) are given in the table. Which method should be preferred? (5 Puan) Method w Method x Method Z Method Y