Model                                     AIC       deltaAIC        AIC wgtModel Likelihood        no.Par.     -2*LogLike
psi(.),p(.)                             25.70           0.00         0.5344         1.0000              2          21.70
psi(bush),p(.)                          27.70           2.00         0.1966         0.3679              3          21.70
psi(.),p(rain)                          27.70           2.00         0.1966         0.3679              3          21.70
psi(bush),p(rain)                       29.70           4.00         0.0723         0.1353              4          21.70
