[R] how to display delta AIC of all models

[Ben Bolker]

elaine kuo <elaine.kuo.tw <at> gmail.com> writes:

> I am making model selection of generalised linear models based on delta
> AIC,
> using the command step(AIC).
> 
> Also, I would like to learn the explanatory powers of each independent
> variable.
> To phrase differently, it is in need to show the delta AIC of all models
> rather than the final model with the least delta AIC.
> 
> Please kindly advise if it is possible to exhibit all delta AIC of different
> combinations of the independent variables.

  The MuMIn and AICcmodavg packages might be useful.

  Ben Bolker