Taken:0:02:12 Tyra McCray: Attempt 1 The tollowing s the lst of MAD statstics for each of the models you have estmated from tme-series data: Model Linear Trend Quadratic Trend Exponential Trend AR(2) MAD 2.38 3.32 4.39 2.71 Based on the MAD criterion, the most appropriate model is linear trend. quadradic trend. exponential trend. AR(2)