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doBy (version 0.4)
Groupwise computatations
Description
Facilities for groupwise computations of summary statistics
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Install
install.packages('doBy')
Monthly Downloads
348,257
Version
0.4
License
GPL
Maintainer
S�ren H�jsgaard
Last Published
April 9th, 2025
Functions in doBy (0.4)
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transformBy
Function to make groupwise transformations
esticon
Contrasts for lm, glm, lme, and geeglm objects
doBy
Various utilities which includes functions for creating groupwise calculations etc.
internal
Internal functions for the doBy package
subsetBy
Finds subsets of a dataframe which is split by variables in a formula.
orderBy
Ordering (sorting) rows of a data frame
recodevar
recode levels of variable
dose.LD50
Calculate LD50
splitBy
Split a data frame
doby.xtabs
Function to do groupwise calculations
summaryBy
Function to calculate groupwise summary statistics
sampleBy
Sampling from a data frame
dietox
Growth curves of pigs in a 3x3 factorial experiment
budworm
Effect of Insecticide on survivial of tobacco budworms