sem: Structural Equation Models

Functions for fitting general linear structural equation models (with observed and latent variables) using the RAM approach, and for fitting structural equations in observed-variable models by two-stage least squares.

Version: 3.1-15
Depends: R (≥ 3.5.0), stats
Imports: MASS, boot, mi (≥ 0.9-99), utils
Suggests: polycor, DiagrammeR (≥ 1.0.9)
Published: 2022-04-10
DOI: 10.32614/CRAN.package.sem
Author: John Fox [aut, cre], Zhenghua Nie [aut], Jarrett Byrnes [aut], Michael Culbertson [ctb], Saikat DebRoy [ctb], Michael Friendly [ctb], Benjamin Goodrich [ctb], Richard H. Jones [ctb], Adam Kramer [ctb], Georges Monette [ctb], Frederick Novomestky [ctb], R-Core [ctb]
Maintainer: John Fox <jfox at>
License: GPL-2 | GPL-3 [expanded from: GPL (≥ 2)]
NeedsCompilation: yes
Materials: NEWS
In views: Econometrics, MixedModels, Psychometrics
CRAN checks: sem results


Reference manual: sem.pdf


Package source: sem_3.1-15.tar.gz
Windows binaries: r-devel:, r-release:, r-oldrel:
macOS binaries: r-release (arm64): sem_3.1-15.tgz, r-oldrel (arm64): sem_3.1-15.tgz, r-release (x86_64): sem_3.1-15.tgz, r-oldrel (x86_64): sem_3.1-15.tgz
Old sources: sem archive

Reverse dependencies:

Reverse depends: faoutlier, qtlnet
Reverse imports: bmem, bmemLavaan, dsem, fungible, MBESS, phylosem, semPlot, stablespec
Reverse suggests: aspect, MVA, Rcmdr, systemfit


Please use the canonical form to link to this page.