Forecast: VALUEY
Actual: VALUE
Forecast sample: 1 252
Adjusted sample: 3 252
Included observations: 248
Root Mean Squared Error  3.237152
Mean Absolute Error       2.621711
Mean Abs. Percent Error  43.24943
Theil Inequality Coefficient   0.166645
     Bias Proportion          0.000023
     Variance Proportion   0.800224
     Covariance Proportion   0.199753
如上，请能人帮助一条一条地解释一下。谢谢！