Summary Method Function for Objects of Class 'negbin'
Identical to summary.glm, but with three lines of additional output: the
ML estimate of theta, its standard error, and twice the log-likelihood
function.
## S3 method for class 'negbin' summary(object, dispersion = 1, correlation = FALSE, ...)
object |
fitted model object of class |
dispersion |
as for |
correlation |
as for |
... |
arguments passed to or from other methods. |
summary.glm is used to produce the majority of the output and supply the
result.
This function is a method for the generic function
summary() for class "negbin".
It can be invoked by calling summary(x) for an
object x of the appropriate class, or directly by
calling summary.negbin(x) regardless of the
class of the object.
As for summary.glm; the additional lines of output are not included in
the resultant object.
A summary table is produced as for summary.glm, with the additional
information described above.
Venables, W. N. and Ripley, B. D. (2002) Modern Applied Statistics with S. Fourth edition. Springer.
summary(glm.nb(Days ~ Eth*Age*Lrn*Sex, quine, link = log))
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