# car v2.0-9

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by John Fox

## Companion to Applied Regression

This package accompanies J. Fox and S. Weisberg, An R
Companion to Applied Regression, Second Edition, Sage, 2011.

## Functions in car

Name | Description | |

estimateTransform | Finding Univariate or Multivariate Power Transformations | |

ncvTest | Score Test for Non-Constant Error Variance | |

Contrasts | Functions to Construct Contrasts | |

OBrienKaiser | O'Brien and Kaiser's Repeated-Measures Data | |

wcrossprod | Weighted Matrix Crossproduct | |

Mroz | U.S. Women's Labor-Force Participation | |

bcPower | Box-Cox and Yeo-Johnson Power Transformations | |

avPlots | Added-Variable Plots | |

outlierTest | Bonferroni Outlier Test | |

spreadLevelPlot | Spread-Level Plots | |

symbox | Boxplots for transformations to symmetry | |

ceresPlots | Ceres Plots | |

Leinhardt | Data on Infant-Mortality | |

Pottery | Chemical Composition of Pottery | |

Vocab | Vocabulary and Education | |

showLabels | Utility Functions to Identify and Mark Extreme Points in a 2D Plot. | |

sigmaHat | Return the scale estimate for a regression model | |

Baumann | Methods of Teaching Reading Comprehension | |

Robey | Fertility and Contraception | |

logit | Logit Transformation | |

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

influencePlot | Regression Influence Plot | |

AMSsurvey | American Math Society Survey Data | |

Anscombe | U. S. State Public-School Expenditures | |

Migration | Canadian Interprovincial Migration Data | |

qqPlot | Quantile-Comparison Plots | |

Anova | Anova Tables for Various Statistical Models | |

Chirot | The 1907 Romanian Peasant Rebellion | |

TransformationAxes | Axes for Transformed Variables | |

some | Sample a Few Elements of an Object | |

plot.powerTransform | plot Method for powerTransform Objects | |

Blackmoor | Exercise Histories of Eating-Disordered and Control Subjects | |

car-deprecated | Deprecated Functions in car Package | |

carWeb | Access to the R Companion to Applied Regression website | |

Transact | Transaction data | |

which.names | Position of Row Names | |

Prestige | Prestige of Canadian Occupations | |

Ornstein | Interlocking Directorates Among Major Canadian Firms | |

Salaries | Salaries for Professors | |

boxTidwell | Box-Tidwell Transformations | |

Chile | Voting Intentions in the 1988 Chilean Plebiscite | |

Duncan | Duncan's Occupational Prestige Data | |

hccm | Heteroscedasticity-Corrected Covariance Matrices | |

Florida | Florida County Voting | |

Davis | Self-Reports of Height and Weight | |

recode | Recode a Variable | |

bootCase | Case bootstrap for regression models | |

Highway1 | Highway Accidents | |

Adler | Experimenter Expectations | |

Bfox | Canadian Women's Labour-Force Participation | |

Moore | Status, Authoritarianism, and Conformity | |

infIndexPlot | Influence Index Plot | |

invTranPlot | Choose a Predictor Transformation Visually or Numerically | |

Soils | Soil Compositions of Physical and Chemical Characteristics | |

boxCoxVariable | Constructed Variable for Box-Cox Transformation | |

scatterplot | Scatterplots with Boxplots | |

Ginzberg | Data on Depression | |

Sahlins | Agricultural Production in Mazulu Village | |

Wool | Wool data | |

scatterplotMatrix | Scatterplot Matrices | |

WeightLoss | Weight Loss Data | |

panel.car | Panel Function for Coplots | |

Ericksen | The 1980 U.S. Census Undercount | |

Depredations | Minnesota Wolf Depredation Data | |

durbinWatsonTest | Durbin-Watson Test for Autocorrelated Errors | |

deltaMethod | Estimate and Standard Error of a Nonlinear Function of Estimated Regression Coefficients | |

Friendly | Format Effects on Recall | |

Burt | Fraudulent Data on IQs of Twins Raised Apart | |

Angell | Moral Integration of American Cities | |

DavisThin | Davis's Data on Drive for Thinness | |

Freedman | Crowding and Crime in U. S. Metropolitan Areas | |

Hartnagel | Canadian Crime-Rates Time Series | |

Guyer | Anonymity and Cooperation | |

invResPlot | Inverse Response Plots to Transform the Response | |

boxCox | Box-Cox Transformations for Linear Models | |

mmps | Marginal Model Plotting | |

Mandel | Contrived Collinear Data | |

subsets | Plot Output from regsubsets Function in leaps package | |

Cowles | Cowles and Davis's Data on Volunteering | |

Quartet | Four Regression Datasets | |

leveneTest | Levene's Test | |

residualPlots | Residual Plots and Curvature Tests for Linear Model Fits | |

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

CanPop | Canadian Population Data | |

Boxplot | Boxplots With Point Identification | |

regLine | Plot Regression Line | |

States | Education and Related Statistics for the U.S. States | |

UN | GDP and Infant Mortality | |

linearHypothesis | Test Linear Hypothesis | |

Greene | Refugee Appeals | |

USPop | Population of the United States | |

dfbetaPlots | dfbeta and dfbetas Index Plots | |

scatter3d | Three-Dimensional Scatterplots and Point Identification | |

Ellipses | Ellipses, Data Ellipses, and Confidence Ellipses | |

Womenlf | Canadian Women's Labour-Force Participation | |

crPlots | Component+Residual (Partial Residual) Plots | |

SLID | Survey of Labour and Income Dynamics | |

powerTransform | Finding Univariate or Multivariate Power Transformations | |

car-package | Companion to Applied Regression | |

leveragePlots | Regression Leverage Plots | |

vif | Variance Inflation Factors | |

No Results! |

## Last month downloads

## Details

Date | 2011/01/28 |

LazyLoad | yes |

LazyData | yes |

License | GPL (>= 2) |

URL | https://r-forge.r-project.org/projects/car/, http://CRAN.R-project.org/package=car, http://socserv.socsci.mcmaster.ca/jfox/Books/Companion/index.html |

Repository | CRAN |

Repository/R-Forge/Project | car |

Repository/R-Forge/Revision | 198 |

Date/Publication | 2011-01-31 07:36:27 |

Packaged | 2011-01-28 21:45:37 UTC; rforge |

suggests | alr3 , leaps , lme4 , lmtest , mgcv , nlme , rgl , sandwich |

depends | base (>= 2.1.1) , graphics , MASS , nnet , R (>= 2.1.1) , stats , survival |

Contributors | Sanford Weisberg, John Fox, David Firth, Brian Ripley, Michael Friendly, Richard Heiberger, Spencer Graves, Gregor Gorjanc, Rafael Laboissiere, Georges Monette, Henric Nilsson, Derek Ogle, Achim for various suggestions |

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