Other packages > Find by keyword >

xxIRT  

Item Response Theory and Computer-Based Testing in R
View on CRAN: Click here


Download and install xxIRT package within the R console
Install from CRAN:
install.packages("xxIRT")

Install from Github:
library("remotes")
install_github("cran/xxIRT")

Install by package version:
library("remotes")
install_version("xxIRT", "2.1.2")



Attach the package and use:
library("xxIRT")
Maintained by
Xiao Luo
[Scholar Profile | Author Map]
All associated links for this package
First Published: 2016-08-13
Latest Update: 2019-03-22
Description:
A suite of psychometric analysis tools for research and operation, including: (1) computation of probability, information, and likelihood for the 3PL, GPCM, and GRM; (2) parameter estimation using joint or marginal likelihood estimation method; (3) simulation of computerized adaptive testing using built-in or customized algorithms; (4) assembly and simulation of multistage testing. The full documentation and tutorials are at <https://github.com/xluo11/xxIRT>.
How to cite:
Xiao Luo (2016). xxIRT: Item Response Theory and Computer-Based Testing in R. R package version 2.1.2, https://cran.r-project.org/web/packages/xxIRT
Previous versions and publish date:
1.0.1 (2016-08-13 16:53), 1.1.0 (2016-08-29 20:41), 2.0.0 (2017-01-11 00:36), 2.0.1 (2017-04-13 19:19), 2.0.3 (2017-08-30 18:12), 2.1.0 (2018-07-06 00:50), 2.1.1 (2018-10-02 20:30)
Other packages that cited xxIRT R package
View xxIRT citation profile
Other R packages that xxIRT depends, imports, suggests or enhances
Downloads during the last 30 days
Get rewarded with contribution points by helping add
Reviews / comments / questions /suggestions ↴↴↴

Today's Hot Picks in Authors and Packages

critpath  
Setting the Critical Path in Project Management
Solving the problem of project management using CPM (Critical Path Method), PERT (Program Evaluation ...
Download / Learn more Package Citations See dependency  
steepness  
Testing Steepness of Dominance Hierarchies
The steepness package computes steepness as a property of dominance hierarchies. Steepness is define ...
Download / Learn more Package Citations See dependency  
mistral  
Methods in Structural Reliability
Various reliability analysis methods for rare event inference (computing failure probability and qua ...
Download / Learn more Package Citations See dependency  
rdbnomics  
Download DBnomics Data
R access to hundreds of millions data series from DBnomics API (). ...
Download / Learn more Package Citations See dependency  
quickcode  
Quick and Essential 'R' Tricks for Better Scripts
The NOT functions, 'R' tricks and a compilation of some simple quick plus often used 'R' codes to im ...
Download / Learn more Package Citations See dependency  
ftaproxim  
Fault Tree Analysis Based on Proxel Simulation
Calculation and plotting of instantaneous unavailabilities of basic events along with the top event ...
Download / Learn more Package Citations See dependency  

22,114

R Packages

188,080

Dependencies

55,244

Author Associations

22,115

Publication Badges

© Copyright 2022 - present. All right reserved, rpkg.net. Contact Us / Suggestions / Concerns