Model                                     AIC       deltaAIC        AIC wgtModel Likelihood        no.Par.     -2*LogLike
psi(.),p(.)                            117.56           0.00         0.3357         1.0000              2         113.56
psi(bush),p(.)                         117.63           0.07         0.3241         0.9656              3         111.63
psi(.),p(rain)                         118.89           1.33         0.1726         0.5143              3         112.89
psi(bush),p(rain)                      118.95           1.39         0.1675         0.4991              4         110.95
