Description Usage Arguments Value
Computes loglikeihood of a response pattern under the 2PL model, given item parms and theta.
1 | logL(resp, parms, theta)
|
resp |
a matrix or data.frame containing the binary item responses. |
parms |
a named list or data.frame with elements |
theta |
the latent trait. |
length(theta)
-vector of log-likelihoods.
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