Description Usage Arguments Value See Also Examples
Tidy summarizes information about the parameter estimates of an ItemResponseTrees model.
1 2 |
x |
object of class |
par_type |
Only used if the fit engine was mirt. Item parameters (or
thresholds) can be either of type |
... |
Not currently used. |
A tibble with one row for each model parameter and the following columns:
term
The name of the model parameter.
estimate
The estimated value of the term.
std.error
The standard error of the term.
statistic
The value of the test statistic of the term (Mplus only).
p.value
The p-value associated with the statistic (Mplus only).
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | data("jackson")
df1 <- jackson[1:234, paste0("C", 1:5)]
irtree_create_template(df1)
m1 <- "
IRT:
t BY C1@1, C2@1, C3@1, C4@1, C5@1;
Class:
GRM"
fit1 <- fit(irtree_model(m1), data = df1)
tidy(fit1, par_type = "difficulty")
glance(fit1)
augment(fit1)
|
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