Learn R Programming

⚠️There's a newer version (4.6.26) of this package.Take me there.

doBy (version 4.4.0)

Groupwise summary statistics, general linear contrasts, LSMEANS (least-squares-means), and other utilities

Description

Contains a variety of utilities including: 1) Facilities for groupwise computations of summary statistics and other facilities for working with grouped data. 2) General linear contrasts and LSMEANS (least-squares-means also known as population means), 3) HTMLreport for autmatic generation of HTML file from R-script with a minimum of markup, 4) various other utilities

Copy Link

Version

Install

install.packages('doBy')

Monthly Downloads

348,257

Version

4.4.0

License

GPL (>= 2)

Maintainer

S�ren H�jsgaard

Last Published

June 5th, 2011

Functions in doBy (4.4.0)

which.maxn

Where are the n largest or n smallest elements in a numeric vector ?
popMeans

Calculate population means (LSMEANS in SAS jargon)
utils

Utility functions
KenwardRoger primitive function

Ftest and degrees of freedom based on Kenward-Roger approximation
sampleBy

Sampling from a data frame
transformBy

Function to make groupwise transformations
linearAlgebra

Linear Algebra
subSeq

Find sub-sequences of identical elements in a vector.
KenwardRoger

Ftest and degrees of freedom based on Kenward-Roger approximation
splitBy

Split a data frame
codstom

Diet of Atlantic cod in the Gulf of St. Lawrence (Canada)
PBmodcomp

Model comparison of mixed models using parametric bootstrap methods.
dose.LD50

Calculate LD50
doBy

Various utilities which includes functions for creating groupwise calculations etc.
subsetBy

Finds subsets of a dataframe which is split by variables in a formula.
recodeVar

Recode values of a vector
lapplyBy

Formula based version of lapply
timeSinceEvent

Calculate "time since event" in a vector.
esticon

Contrasts for lm, glm, lme, and geeglm objects
budworm

Effect of Insecticide on survivial of tobacco budworms
beets

Yield and sugar percentage in sugar beets from a split plot experiment.
orderBy

Ordering (sorting) rows of a data frame
summaryBy

Function to calculate groupwise summary statistics
internal

Internal functions for the doBy package
Rscript2HTML

Automatic Generation of Reports (as HTML documents)
modcomp_init

Model input check
renameCol

Rename columns in a matrix or a dataframe.
dietox

Growth curves of pigs in a 3x3 factorial experiment
firstlastobs

Locate the index of the first/last unique value
PBrefdist

Calculate reference distribution using parametric bootstrap