depmixS4 (version 0.2-1)

llratio: Log likelihood ratio test on two fitted models

Description

Performs a log likelihood ratio test on two fitted depmix models.

Usage

llratio(basemodel, constrainedmodel, ...)

Arguments

basemodel

Fitted model with a logLik method.

constrainedmodel

Fitted model with a logLik method.

...

Not currently used.

Value

• llratio returns an object of class llratio which has slots:
• value
  : Minus twice the loglikelihood difference.
• df
  : The degrees of freedom, ie the difference in number of freely estimated paraemters between the models.
• The print method shows the value, the degrees of freedom and the corresponding p-value under the chisquared distribution.