testlet: Creates a 'Testlet-class' object

In irt: Item Response Theory and Computerized Adaptive Testing Functions

Creates a Testlet-class object

Description

Create a Testlet-class object. It is recommended to use this function to create new Testlet-class objects.

Usage

testlet(...)

Arguments

...	The object that is desired to be converted to a Testlet object. Also additional arguments related to the Testlet.

Value

An Testlet-class object.

Author(s)

Emre Gonulates

Examples

ip <- itempool(a = c(1, 1.4), b = c(-2, 1))
testlet(ip, testlet_id = "T1")
testlet(ip, testlet_id = "T1", content = "Algebra")
# Add misc field to the testlet:
testlet(ip, testlet_id = "T1", misc = list(form = "A1", operational = TRUE,
                                   admin_date = as.Date("2020-08-01")))

# Add misc field to the testlet items:
testlet(itempool(b = rnorm(2), item_id = paste0("t1-i", 1:2),
                 misc = list(list(sympson_hetter_k = .8, form = "B1"),
                             list(sympson_hetter_k = .9))),
        testlet_id = "t1")

irt documentation built on Nov. 10, 2022, 5:50 p.m.