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IRTpp (version 0.2.6.1)
loglik: LogLikelihood of a IRT model
Description
LogLikelihood of a IRT model for UIRT
Usage
loglik(test, traits, z)
Arguments
test
A matrix of 0's and 1's
traits
A vector with each individual parameter, or list of
z
A list with the parameters a b and c specified by keys. Each key must contain a vector of the item parameters for each parameter
Value
The value of the loglikelihood.
See Also
loglik.f