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car (version 3.0-13)
Companion to Applied Regression
Description
Functions to Accompany J. Fox and S. Weisberg, An R Companion to Applied Regression, Third Edition, Sage, 2019.
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Install
install.packages('car')
Monthly Downloads
531,516
Version
3.0-13
License
GPL (>= 2)
Homepage
https://r-forge.r-project.org/projects/car/
Maintainer
John Fox
Last Published
May 2nd, 2022
Functions in car (3.0-13)
Search all functions
Export
Export a data frame to disk in one of many formats
Anova
Anova Tables for Various Statistical Models
ScatterplotSmoothers
Smoothers to Draw Lines on Scatterplots
Boxplot
Boxplots With Point Identification
Boot
Bootstrapping for regression models
Contrasts
Functions to Construct Contrasts
S
Modified Functions for Summarizing Linear, Generalized Linear, and Some Other Models
Import
Import data from many file formats
Ellipses
Ellipses, Data Ellipses, and Confidence Ellipses
Predict
Model Predictions
boxCox
Graph the profile log-likelihood for Box-Cox transformations in 1D, or in 2D with the bcnPower family.
Tapply
Apply a Function to a Variable Within Factor Levels
avPlots
Added-Variable Plots
brief
Print Abbreviated Ouput
carWeb
Access to the R Companion to Applied Regression Website
carPalette
Set or Retrieve
car
Package Color Palette
boxTidwell
Box-Tidwell Transformations
invResPlot
Inverse Response Plots to Transform the Response
car-defunct
Defunct Functions in the car Package
boxCoxVariable
Constructed Variable for Box-Cox Transformation
car-deprecated
Deprecated Functions in the car Package
TransformationAxes
Axes for Transformed Variables
bcPower
Box-Cox, Box-Cox with Negatives Allowed, Yeo-Johnson and Basic Power Transformations
ceresPlots
Ceres Plots
invTranPlot
Choose a Predictor Transformation Visually or Numerically
hccm
Heteroscedasticity-Corrected Covariance Matrices
durbinWatsonTest
Durbin-Watson Test for Autocorrelated Errors
some
Sample a Few Elements of an Object
qqPlot
Quantile-Comparison Plot
crPlots
Component+Residual (Partial Residual) Plots
ncvTest
Score Test for Non-Constant Error Variance
outlierTest
Bonferroni Outlier Test
powerTransform
Finding Univariate or Multivariate Power Transformations
scatterplot
Enhanced Scatterplots with Marginal Boxplots, Point Marking, Smoothers, and More
deltaMethod
Estimate and Standard Error of a Nonlinear Function of Estimated Regression Coefficients
hist.boot
Methods Functions to Support
boot
Objects
scatterplotMatrix
Scatterplot Matrices
carHexsticker
View the Official Hex Sticker for the car Package
car-internal.Rd
Internal Objects for the
car
package
wcrossprod
Weighted Matrix Crossproduct
panel.car
Panel Function for Coplots
showLabels
Functions to Identify and Mark Extreme Points in a 2D Plot.
vif
Variance Inflation Factors
spreadLevelPlot
Spread-Level Plots
symbox
Boxplots for transformations to symmetry
poTest
Test for Proportional Odds in the Proportional-Odds Logistic-Regression Model
compareCoefs
Print estimated coefficients and their standard errors in a table for several regression models.
leveneTest
Levene's Test
sigmaHat
Return the scale estimate for a regression model
infIndexPlot
Influence Index Plot
testTransform
Likelihood-Ratio Tests for Univariate or Multivariate Power Transformations to Normality
mmps
Marginal Model Plotting
mcPlots
Draw Linear Model Marginal and Conditional Plots in Parallel or Overlaid
residualPlots
Residual Plots for Linear and Generalized Linear Models
densityPlot
Nonparametric Density Estimates
leveragePlots
Regression Leverage Plots
whichNames
Position of Row Names
dfbetaPlots
dfbeta and dfbetas Index Plots
scatter3d
Three-Dimensional Scatterplots and Point Identification
regLine
Plot Regression Line
logit
Logit Transformation
recode
Recode a Variable
linearHypothesis
Test Linear Hypothesis
subsets
Plot Output from regsubsets Function in leaps package
influencePlot
Regression Influence Plot
influence.mixed.models
Influence Diagnostics for Mixed-Effects Models
strings2factors
Convert Character-String Variables in a Data Frame to Factors