is.empty.model
Does a Model Contain any Predictors
Description
Report if a model or formula contains any predictor terms.
Usage
is.empty.model(x)
Arguments
x |
a model object, formula, or something that terms(x) can turn
into a terms object.
|
Value
a A logical value saying if the model represented by that formula
has any predictors in it.
See Also
Examples
is.empty.model(lm(Fuel ~ -1, data=Sdatasets::fuel.frame))
is.empty.model(response ~ -1)
is.empty.model(response ~ 1)