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car (version 3.0-2)

Companion to Applied Regression

Description

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

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Version

Install

install.packages('car')

Monthly Downloads

596,351

Version

3.0-2

License

GPL (>= 2)

Maintainer

Last Published

August 23rd, 2018

Functions in car (3.0-2)

mmps

Marginal Model Plotting
deltaMethod

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

Modified Functions for Summarizing Linear, Generalized Linear, and Some Other Models
densityPlot

Nonparametric Density Estimates
infIndexPlot

Influence Index Plot
influence.mixed.models

Influence Diagnostics for Mixed-Effects Models
scatter3d

Three-Dimensional Scatterplots and Point Identification
mcPlots

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

Export a data frame to disk in one of many formats
ncvTest

Score Test for Non-Constant Error Variance
scatterplotMatrix

Scatterplot Matrices
boxCox

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

Ellipses, Data Ellipses, and Confidence Ellipses
showLabels

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

Smoothers to Draw Lines on Scatterplots
boxTidwell

Box-Tidwell Transformations
boxCoxVariable

Constructed Variable for Box-Cox Transformation
symbox

Boxplots for transformations to symmetry
leveneTest

Levene's Test
Anova

Anova Tables for Various Statistical Models
testTransform

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

Import data from many file formats
Boot

Bootstrapping for regression models
sigmaHat

Return the scale estimate for a regression model
carPalette

Set or Retrieve car Package Color Palette
brief

Print Abbreviated Ouput
invTranPlot

Choose a Predictor Transformation Visually or Numerically
Tapply

Apply a Function to a Variable Within Factor Levels
logit

Logit Transformation
scatterplot

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

Sample a Few Elements of an Object
TransformationAxes

Axes for Transformed Variables
Predict

Model Predictions
Boxplot

Boxplots With Point Identification
compareCoefs

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

Component+Residual (Partial Residual) Plots
carWeb

Access to the R Companion to Applied Regression Website
ceresPlots

Ceres Plots
hccm

Heteroscedasticity-Corrected Covariance Matrices
Contrasts

Functions to Construct Contrasts
influencePlot

Regression Influence Plot
bcPower

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

Added-Variable Plots
invResPlot

Inverse Response Plots to Transform the Response
outlierTest

Bonferroni Outlier Test
dfbetaPlots

dfbeta and dfbetas Index Plots
durbinWatsonTest

Durbin-Watson Test for Autocorrelated Errors
leveragePlots

Regression Leverage Plots
panel.car

Panel Function for Coplots
linearHypothesis

Test Linear Hypothesis
hist.boot

Methods Functions to Support boot Objects
qqPlot

Quantile-Comparison Plot
recode

Recode a Variable
whichNames

Position of Row Names
poTest

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

Spread-Level Plots
regLine

Plot Regression Line
powerTransform

Finding Univariate or Multivariate Power Transformations
subsets

Plot Output from regsubsets Function in leaps package
residualPlots

Residual Plots for Linear and Generalized Linear Models
vif

Variance Inflation Factors
wcrossprod

Weighted Matrix Crossproduct
car-defunct

Defunct Functions in the car Package
car-deprecated

Deprecated Functions in the car Package
car-internal.Rd

Internal Objects for the car package