xxIRT

Item Response Theory and Computer-Based Testing in R

v2.1.2 · Mar 22, 2019 · GPL (>= 3)

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>.

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CRAN Check Status

14 NOTE

Show all 14 flavors

Flavor	Status	Time
r-devel-linux-x86_64-debian-clang	NOTE	96.7s
r-devel-linux-x86_64-debian-gcc	NOTE	63.6s
r-devel-linux-x86_64-fedora-clang	NOTE	154.6s
r-devel-linux-x86_64-fedora-gcc	NOTE	147.4s
r-devel-macos-arm64	NOTE	23s
r-devel-windows-x86_64	NOTE	106s
r-oldrel-macos-arm64	NOTE
r-oldrel-macos-x86_64	NOTE	54s
r-oldrel-windows-x86_64	NOTE	126s
r-patched-linux-x86_64	NOTE	92.1s
r-release-linux-x86_64	NOTE	91.2s
r-release-macos-arm64	NOTE
r-release-macos-x86_64	NOTE	75s
r-release-windows-x86_64	NOTE	104s

Check details (14 non-OK)

NOTE r-devel-linux-x86_64-debian-clang

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-devel-linux-x86_64-debian-gcc

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-devel-linux-x86_64-fedora-clang

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-devel-linux-x86_64-fedora-gcc

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-devel-macos-arm64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-devel-windows-x86_64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-oldrel-macos-arm64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-oldrel-macos-x86_64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-oldrel-windows-x86_64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-patched-linux-x86_64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-release-linux-x86_64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-release-macos-arm64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-release-macos-x86_64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-release-windows-x86_64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

Check History

NOTE 0 OK · 14 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 9, 2026

NOTE r-devel-linux-x86_64-debian-clang

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-devel-linux-x86_64-debian-gcc

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-devel-linux-x86_64-fedora-clang

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-devel-linux-x86_64-fedora-gcc

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-devel-macos-arm64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-devel-windows-x86_64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-patched-linux-x86_64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-release-linux-x86_64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-release-macos-arm64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-release-macos-x86_64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-release-windows-x86_64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-oldrel-macos-arm64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-oldrel-macos-x86_64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

NOTE r-oldrel-windows-x86_64

Rd files

checkRd: (-1) cat_sim.Rd:110: Lost braces; missing escapes or markup?
   110 | \code{min} and {max} are mandatory for setting limits on the test length. User-defined
       |                ^

Dependency Network

Version History

new 2.1.2 Mar 9, 2026

Maintainer

Xiao Luo

Dependencies

Depends

R (>= 3.5.0)

Imports

ggplot2 glpkAPI lpSolveAPI reshape2 stats

Compilation

No compilation needed

First Published

Mar 9, 2026

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