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contrast  

A Collection of Contrast Methods
View on CRAN: Click here


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

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

Install by package version:
library("remotes")
install_version("contrast", "0.24.2")



Attach the package and use:
library("contrast")
Maintained by
Alan O'Callaghan
[Scholar Profile | Author Map]
All associated links for this package
First Published: 2007-04-27
Latest Update: 2022-10-05
Description:
One degree of freedom contrasts for 'lm', 'glm', 'gls', and 'geese' objects.
How to cite:
Alan O'Callaghan (2007). contrast: A Collection of Contrast Methods. R package version 0.24.2, https://cran.r-project.org/web/packages/contrast. Accessed 13 Mar. 2026.
Previous versions and publish date:
0.5 (2007-04-27 15:58), 0.6 (2007-11-27 09:25), 0.8 (2008-05-28 18:16), 0.9 (2009-01-26 09:52), 0.10 (2009-07-18 17:40), 0.12 (2009-10-19 08:48), 0.13 (2010-02-15 06:58), 0.14 (2011-08-01 07:16), 0.16 (2011-11-25 08:12), 0.17 (2011-12-24 13:10), 0.18 (2013-05-24 20:50), 0.19 (2013-11-16 06:37), 0.21 (2016-09-22 17:09), 0.22 (2020-03-19 15:10), 0.24.1 (2021-12-15 00:40)
Other packages that cited contrast R package
View contrast citation profile
Other R packages that contrast depends, imports, suggests or enhances
Complete documentation for contrast
Functions, R codes and Examples using the contrast R package
Some associated functions: contrast.lm . print.contrast . reexports . two_factor_crossed . two_factor_incompl . 
Some associated R codes: 0_imports.R . contrast.lm.R . data.R . gets.R . misc.R . model.frames.R . print.contrast.R . testStatistic.R .  Full contrast package functions and examples
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