ib method for negbin object from glm.nb function of MASS package.

# S4 method for negbin
ib(object, thetastart = NULL, control = list(...), extra_param = FALSE, ...)

Arguments

object

an object representing a fitted model (see 'Details').

thetastart

an optional starting value for the iterative procedure. If NULL (default), the procedure starts at the estimates in object.

control

a list of parameters for controlling the iterative procedure (see ibControl).

extra_param

if TRUE, the bias of estimation of extra parameters is performed (see 'Details').

...

additional optional arguments (see 'Details').