plot.raschmodel: Visualizing IRT Models

In psychotools: Psychometric Modeling Infrastructure

Visualizing IRT Models

Description

Base graphics plotting function for various IRT models.

Usage

## S3 method for class 'raschmodel'
plot(x,
  type = c("profile", "curves", "regions", "information", "piplot"), ...)
## S3 method for class 'rsmodel'
plot(x,
  type = c("regions", "profile", "curves", "information", "piplot"), ...)
## S3 method for class 'pcmodel'
plot(x,
  type = c("regions", "profile", "curves", "information", "piplot"), ...)
## S3 method for class 'nplmodel'
plot(x,
  type = c("regions", "profile", "curves", "information", "piplot"), ...)
## S3 method for class 'gpcmodel'
plot(x,
  type = c("regions", "profile", "curves", "information", "piplot"), ...)

Arguments

x	a fitted model object of class "raschmodel", "rsmodel", "pcmodel", "nplmodel" or "gpcmodel".
type	character, specifying the type of plot to create.
...	further arguments passed over to the specific plotting function.

See Also

curveplot, regionplot, profileplot, infoplot, piplot

psychotools documentation built on July 9, 2023, 6:12 p.m.