car v3.0-10


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Companion to Applied Regression

Functions to Accompany J. Fox and S. Weisberg, An R Companion to Applied Regression, Third Edition, Sage, 2019.

Functions in car

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