objective_function_IRT: Log-likelihood function used in the Maximization Step...
In exametrika: Test Theory Analysis and Biclustering
View source: R/04C_ParameterEstimation.R
objective_function_IRT R Documentation
Log-likelihood function used in the Maximization Step (M-Step).
Description
Log-likelihood function used in the Maximization Step (M-Step).
Usage
objective_function_IRT(lambda, model, qjtrue, qjfalse, quadrature)
Arguments
lambda
item parameter vector
model
2,3,or 4 PL
qjtrue
correct resp pattern
qjfalse
incorrect resp pattern
quadrature
Pattern of a segmented normal distribution.
exametrika documentation built on Aug. 21, 2025, 5:27 p.m.
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View source: R/04C_ParameterEstimation.R
| objective_function_IRT | R Documentation |
Log-likelihood function used in the Maximization Step (M-Step).
Description
Log-likelihood function used in the Maximization Step (M-Step).
Usage
objective_function_IRT(lambda, model, qjtrue, qjfalse, quadrature)
Arguments
lambda |
item parameter vector |
model |
2,3,or 4 PL |
qjtrue |
correct resp pattern |
qjfalse |
incorrect resp pattern |
quadrature |
Pattern of a segmented normal distribution. |
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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