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Fractional Factorial Designs with 2-Level Factors

8packages dependsuggested by 9
81Kdownloads / year
46.5%test coverage
13/13flavors OK

Overview

About

Regular and non-regular Fractional Factorial 2-level designs can be created. Furthermore, analysis tools for Fractional Factorial designs with 2-level factors are offered (main effects and interaction plots for all factors simultaneously, cube plot for looking at the simultaneous effects of three factors, full or half normal plot, alias structure in a more readable format than with the built-in function alias).

Changes in 2.3-5
  • adapted igraph calls to new function names (graph.empty() -> make_empty_graph(), add.edges() -> add_edges(), independence.number() -> ivs_size(), clique.number() -> clique_num(), permute.vertices() -> permute()) in functions mapcalc.block, estimable.2fis, colpick and CIG

From inst/NEWS in the release

Install

Health

CRAN checks
13OK
Slowest check: 3.4 min · r-oldrel-windows-x86_64
Status changes
  • OK13 OK2026-08-05
  • NOTE12 OK, 1 NOTE2026-08-01
  • OK13 OK2026-07-24
  • ERROR12 OK, 1 ERROR2026-07-23
  • OK14 OK2026-03-10
Advisories

none known

Documentation

In release 2.3-5
READMENoVignettesNoNEWSYes · 100% structured · mentions 2.3-5Citation fileYes · cites a publicationWebsiteYes
Help pages
25 (4 internal)includes a package overview page
Examples that run
100%18 run in a plain check
Exported functions with examples
78%
Documented parameters
96%
Return-value docs
100%
Help pages citing references
92%

Downloads

81K
CRAN downloads in the past year
Rank #1,399 · ~222/day · ~6.8K/mo
Daily download trend is not available in this view yet.
7K30 days
19.5K90 days
81K1 year
Compare downloads with other packages →
Also on235 r2u202 autocran141 c2d4u

Dependencies

Declared dependencies
7 external dependencies (excludes base and recommended)

Installing FrF2 adds 25 packages (13 with compiled code, 16 MB of source tarballs). Heaviest: igraph 4.8 MB, colorspace 2.0 MB, rbibutils 1.1 MB.

Depends (2)
R >= 2.13.0DoE.base
Imports (5)
LinkingTo (0)
none
Enhances (0)
none
Reverse dependencies
8direct
0indirect
Depends 3 · Imports 5
Suggested by 9
Show all 17 packagesHide all 17 packages
Depends, Imports or LinkingTo, most downloaded first
Suggests, most downloaded first

People & History

People (1)
Author, Maintainer since at least 1.6-6 (2013)
Releases (78)

Pick two releases to compare their code metrics.

Show 86 earlier eventsHide 86 earlier events

Package metadata

First published
2007-12-16
Total releases
78 / 19 yrs
License
GPL (>= 2) OSI
Minimum R
≥ 2.13.0
Download size
328 KB

Cite

Cite this package

Run in R for the authors' preferred citation:

citation("FrF2")

The package provides a citation file that builds its entry when R runs it. Run citation() to see it.

Cite the R Observatory

For a number measured here: a download total, a coverage figure, an archival date.

APA

Balamuta, J. J. (2026). R Observatory: Metrics for FrF2 version 2.3-5 [Data set]. HJJB, LLC. Data release v2026-10-25. https://doi.org/10.5281/zenodo.21843040

From data release v2026-10-25, which the citation names so these numbers can be found later. More on citing and the projects behind them.

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