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car (version 3.0-7)

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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Version

Install

install.packages('car')

Monthly Downloads

531,516

Version

3.0-7

License

GPL (>= 2)

Maintainer

John Fox

Last Published

March 11th, 2020

Functions in car (3.0-7)

Ellipses

Ellipses, Data Ellipses, and Confidence Ellipses
Import

Import data from many file formats
Predict

Model Predictions
bcPower

Box-Cox, Box-Cox with Negatives Allowed, Yeo-Johnson and Basic Power Transformations
car-defunct

Defunct Functions in the car Package
avPlots

Added-Variable Plots
carHexsticker

View the Official Hex Sticker for the car Package
ScatterplotSmoothers

Smoothers to Draw Lines on Scatterplots
Export

Export a data frame to disk in one of many formats
car-internal.Rd

Internal Objects for the car package
hist.boot

Methods Functions to Support boot Objects
S

Modified Functions for Summarizing Linear, Generalized Linear, and Some Other Models
car-deprecated

Deprecated Functions in the car Package
Boot

Bootstrapping for regression models
carWeb

Access to the R Companion to Applied Regression Website
Anova

Anova Tables for Various Statistical Models
infIndexPlot

Influence Index Plot
powerTransform

Finding Univariate or Multivariate Power Transformations
qqPlot

Quantile-Comparison Plot
Tapply

Apply a Function to a Variable Within Factor Levels
boxCoxVariable

Constructed Variable for Box-Cox Transformation
Boxplot

Boxplots With Point Identification
boxCox

Graph the profile log-likelihood for Box-Cox transformations in 1D, or in 2D with the bcnPower family.
carPalette

Set or Retrieve car Package Color Palette
influence.mixed.models

Influence Diagnostics for Mixed-Effects Models
TransformationAxes

Axes for Transformed Variables
ceresPlots

Ceres Plots
Contrasts

Functions to Construct Contrasts
spreadLevelPlot

Spread-Level Plots
influencePlot

Regression Influence Plot
invResPlot

Inverse Response Plots to Transform the Response
boxTidwell

Box-Tidwell Transformations
invTranPlot

Choose a Predictor Transformation Visually or Numerically
brief

Print Abbreviated Ouput
logit

Logit Transformation
wcrossprod

Weighted Matrix Crossproduct
compareCoefs

Print estimated coefficients and their standard errors in a table for several regression models.
whichNames

Position of Row Names
densityPlot

Nonparametric Density Estimates
linearHypothesis

Test Linear Hypothesis
testTransform

Likelihood-Ratio Tests for Univariate or Multivariate Power Transformations to Normality
crPlots

Component+Residual (Partial Residual) Plots
deltaMethod

Estimate and Standard Error of a Nonlinear Function of Estimated Regression Coefficients
hccm

Heteroscedasticity-Corrected Covariance Matrices
durbinWatsonTest

Durbin-Watson Test for Autocorrelated Errors
scatterplot

Enhanced Scatterplots with Marginal Boxplots, Point Marking, Smoothers, and More
scatterplotMatrix

Scatterplot Matrices
mcPlots

Draw Linear Model Marginal and Conditional Plots in Parallel or Overlaid
some

Sample a Few Elements of an Object
ncvTest

Score Test for Non-Constant Error Variance
leveneTest

Levene's Test
mmps

Marginal Model Plotting
vif

Variance Inflation Factors
poTest

Test for Proportional Odds in the Proportional-Odds Logistic-Regression Model
dfbetaPlots

dfbeta and dfbetas Index Plots
residualPlots

Residual Plots for Linear and Generalized Linear Models
leveragePlots

Regression Leverage Plots
sigmaHat

Return the scale estimate for a regression model
recode

Recode a Variable
showLabels

Functions to Identify and Mark Extreme Points in a 2D Plot.
panel.car

Panel Function for Coplots
symbox

Boxplots for transformations to symmetry
regLine

Plot Regression Line
subsets

Plot Output from regsubsets Function in leaps package
outlierTest

Bonferroni Outlier Test
scatter3d

Three-Dimensional Scatterplots and Point Identification