Model                                     AIC       deltaAIC        AIC wgtModel Likelihood        no.Par.     -2*LogLike
psi(.),p(.)                            125.32           0.00         0.5242         1.0000              2         121.32
psi(.),p(rain)                         127.18           1.86         0.2068         0.3946              3         121.18
psi(bush),p(.)                         127.32           2.00         0.1929         0.3679              3         121.32
psi(bush),p(rain)                      129.18           3.86         0.0761         0.1451              4         121.18
