fitted.ltm {ltm} | R Documentation |
Computes the expected frequencies for a matrix of response patterns.
## S3 method for class 'ltm': fitted(object, resp.patterns = NULL, ...)
object |
an object inheriting from class ltm . |
resp.patterns |
a matrix of response patterns with columns denoting the items; if NULL
the expected frequencies are computed for the observed response patterns. |
... |
additional arguments; currently none is used. |
a numeric matrix including the response patterns of interest with the their expected frequencies.
Dimitris Rizopoulos dimitris.rizopoulos@med.kuleuven.be
m <- ltm(Wirs ~ z1) fitted(m)