add1.gw {GWRM} | R Documentation |
Compute all the single terms in the scope argument that can be added to the GWRM model, fit those models and compute a table of the changes in fit.
## S3 method for class 'gw'
add1(object, scope, test = c("none", "Chisq"), k = 2, trace = FALSE, ...)
object |
a fitted object of class inheriting from |
scope |
a formula giving the terms to be considered for adding. |
test |
|
k |
the penalty constant in AIC / Cp. |
trace |
if |
... |
further arguments passed to or from other methods. |
An object of class "anova"
summarizing the differences in fit between the models.
data(goals)
fit0 <- gw(goals ~ offset(log(played)), data = goals)
summary(fit0)
fit1 <- add1(fit0, ~ position)
summary(fit1)