generate_resp {irt} | R Documentation |
Generate random item responses (Response object)
Description
generate_resp
Generate dichotomous (0 or 1) or polytomous responses
for given ability and item parameter(s). This function returns a
Response-class
object.
Usage
generate_resp(ip, theta, prop_missing = 0)
Arguments
ip |
An |
theta |
An object containing the subject ability parameters. |
prop_missing |
Proportion of responses that should be missing. Default
value is |
Value
Returns a list of Response-class
objects with equal
length to the length of theta.
Author(s)
Emre Gonulates
Examples
ip <- generate_ip(model = "3PL", n = 15)
generate_resp(ip, theta = rnorm(1))
# A list of Response objects
generate_resp(ip, theta = rnorm(5))
# Set the proportion of missing responses:
generate_resp(ip, theta = rnorm(5), prop_missing = 0.3)
[Package irt version 0.2.9 Index]