Support Functions and Datasets for Venables and Ripley's MASS

Documentation for package ‘MASS’ version 7.3-51.4

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A B C D E F G H I K L M N O P Q R S T U V W misc

-- A --

abbey	Determinations of Nickel Content
accdeaths	Accidental Deaths in the US 1973-1978
addterm	Try All One-Term Additions to a Model
addterm.default	Try All One-Term Additions to a Model
addterm.glm	Try All One-Term Additions to a Model
addterm.lm	Try All One-Term Additions to a Model
Aids2	Australian AIDS Survival Data
Animals	Brain and Body Weights for 28 Species
anorexia	Anorexia Data on Weight Change
anova.negbin	Likelihood Ratio Tests for Negative Binomial GLMs
area	Adaptive Numerical Integration
as.character.fractions	Rational Approximation
as.fractions	Rational Approximation

-- B --

bacteria	Presence of Bacteria after Drug Treatments
bandwidth.nrd	Bandwidth for density() via Normal Reference Distribution
bcv	Biased Cross-Validation for Bandwidth Selection
beav1	Body Temperature Series of Beaver 1
beav2	Body Temperature Series of Beaver 2
biopsy	Biopsy Data on Breast Cancer Patients
birthwt	Risk Factors Associated with Low Infant Birth Weight
Boston	Housing Values in Suburbs of Boston
boxcox	Box-Cox Transformations for Linear Models
boxcox.default	Box-Cox Transformations for Linear Models
boxcox.formula	Box-Cox Transformations for Linear Models
boxcox.lm	Box-Cox Transformations for Linear Models

-- C --

cabbages	Data from a cabbage field trial
caith	Colours of Eyes and Hair of People in Caithness
Cars93	Data from 93 Cars on Sale in the USA in 1993
cats	Anatomical Data from Domestic Cats
cement	Heat Evolved by Setting Cements
chem	Copper in Wholemeal Flour
coef.lda	Linear Discriminant Analysis
con2tr	Convert Lists to Data Frames for use by lattice
confint.glm	Confidence Intervals for Model Parameters
confint.nls	Confidence Intervals for Model Parameters
confint.profile.glm	Confidence Intervals for Model Parameters
confint.profile.nls	Confidence Intervals for Model Parameters
contr.sdif	Successive Differences Contrast Coding
coop	Co-operative Trial in Analytical Chemistry
corresp	Simple Correspondence Analysis
corresp.data.frame	Simple Correspondence Analysis
corresp.default	Simple Correspondence Analysis
corresp.factor	Simple Correspondence Analysis
corresp.formula	Simple Correspondence Analysis
corresp.matrix	Simple Correspondence Analysis
corresp.xtabs	Simple Correspondence Analysis
cov.mcd	Resistant Estimation of Multivariate Location and Scatter
cov.mve	Resistant Estimation of Multivariate Location and Scatter
cov.rob	Resistant Estimation of Multivariate Location and Scatter
cov.trob	Covariance Estimation for Multivariate t Distribution
cpus	Performance of Computer CPUs
crabs	Morphological Measurements on Leptograpsus Crabs
Cushings	Diagnostic Tests on Patients with Cushing's Syndrome

-- D --

DDT	DDT in Kale
deaths	Monthly Deaths from Lung Diseases in the UK
denumerate	Transform an Allowable Formula for 'loglm' into one for 'terms'
denumerate.formula	Transform an Allowable Formula for 'loglm' into one for 'terms'
dose.p	Predict Doses for Binomial Assay model
drivers	Deaths of Car Drivers in Great Britain 1969-84
dropterm	Try All One-Term Deletions from a Model
dropterm.default	Try All One-Term Deletions from a Model
dropterm.glm	Try All One-Term Deletions from a Model
dropterm.lm	Try All One-Term Deletions from a Model

-- E --

eagles	Foraging Ecology of Bald Eagles
epil	Seizure Counts for Epileptics
eqscplot	Plots with Geometrically Equal Scales
extractAIC.gls	Choose a model by AIC in a Stepwise Algorithm
extractAIC.lme	Choose a model by AIC in a Stepwise Algorithm

-- F --

family.negbin	Fit a Negative Binomial Generalized Linear Model
farms	Ecological Factors in Farm Management
fgl	Measurements of Forensic Glass Fragments
fitdistr	Maximum-likelihood Fitting of Univariate Distributions
forbes	Forbes' Data on Boiling Points in the Alps
fractions	Rational Approximation

-- G --

GAGurine	Level of GAG in Urine of Children
galaxies	Velocities for 82 Galaxies
gamma.dispersion	Calculate the MLE of the Gamma Dispersion Parameter in a GLM Fit
gamma.shape	Estimate the Shape Parameter of the Gamma Distribution in a GLM Fit
gamma.shape.glm	Estimate the Shape Parameter of the Gamma Distribution in a GLM Fit
gehan	Remission Times of Leukaemia Patients
genotype	Rat Genotype Data
geyser	Old Faithful Geyser Data
gilgais	Line Transect of Soil in Gilgai Territory
ginv	Generalized Inverse of a Matrix
glm.convert	Change a Negative Binomial fit to a GLM fit
glm.nb	Fit a Negative Binomial Generalized Linear Model
glmmPQL	Fit Generalized Linear Mixed Models via PQL

-- H --

hills	Record Times in Scottish Hill Races
hist.FD	Plot a Histogram with Automatic Bin Width Selection
hist.scott	Plot a Histogram with Automatic Bin Width Selection
housing	Frequency Table from a Copenhagen Housing Conditions Survey
huber	Huber M-estimator of Location with MAD Scale
hubers	Huber Proposal 2 Robust Estimator of Location and/or Scale

-- I --

immer	Yields from a Barley Field Trial
Insurance	Numbers of Car Insurance claims
is.fractions	Rational Approximation
isoMDS	Kruskal's Non-metric Multidimensional Scaling

-- K --

kde2d

Two-Dimensional Kernel Density Estimation

-- L --

lda	Linear Discriminant Analysis
lda.data.frame	Linear Discriminant Analysis
lda.default	Linear Discriminant Analysis
lda.formula	Linear Discriminant Analysis
lda.matrix	Linear Discriminant Analysis
ldahist	Histograms or Density Plots of Multiple Groups
leuk	Survival Times and White Blood Counts for Leukaemia Patients
lm.gls	Fit Linear Models by Generalized Least Squares
lm.ridge	Ridge Regression
lmsreg	Resistant Regression
lmwork	Extract Standardized Residuals from a Linear Model
logLik.negbin	Fit a Negative Binomial Generalized Linear Model
loglm	Fit Log-Linear Models by Iterative Proportional Scaling
logtrans	Estimate log Transformation Parameter
logtrans.default	Estimate log Transformation Parameter
logtrans.formula	Estimate log Transformation Parameter
logtrans.lm	Estimate log Transformation Parameter
lqs	Resistant Regression
lqs.default	Resistant Regression
lqs.formula	Resistant Regression
ltsreg	Resistant Regression

-- M --

mammals	Brain and Body Weights for 62 Species of Land Mammals
Math.fractions	Rational Approximation
mca	Multiple Correspondence Analysis
mcycle	Data from a Simulated Motorcycle Accident
Melanoma	Survival from Malignant Melanoma
menarche	Age of Menarche in Warsaw
michelson	Michelson's Speed of Light Data
minn38	Minnesota High School Graduates of 1938
model.frame.lda	Linear Discriminant Analysis
model.frame.qda	Quadratic Discriminant Analysis
motors	Accelerated Life Testing of Motorettes
muscle	Effect of Calcium Chloride on Muscle Contraction in Rat Hearts
mvrnorm	Simulate from a Multivariate Normal Distribution

-- N --

negative.binomial	Family function for Negative Binomial GLMs
newcomb	Newcomb's Measurements of the Passage Time of Light
nlschools	Eighth-Grade Pupils in the Netherlands
npk	Classical N, P, K Factorial Experiment
npr1	US Naval Petroleum Reserve No. 1 data
Null	Null Spaces of Matrices

-- O --

oats	Data from an Oats Field Trial
OME	Tests of Auditory Perception in Children with OME
Ops.fractions	Rational Approximation

-- P --

painters	The Painter's Data of de Piles
pairs.lda	Produce Pairwise Scatterplots from an 'lda' Fit
pairs.profile	Plotting Functions for 'profile' Objects
parcoord	Parallel Coordinates Plot
petrol	N. L. Prater's Petrol Refinery Data
phones	Belgium Phone Calls 1950-1973
Pima.te	Diabetes in Pima Indian Women
Pima.tr	Diabetes in Pima Indian Women
Pima.tr2	Diabetes in Pima Indian Women
plot.lda	Plot Method for Class 'lda'
plot.mca	Plot Method for Objects of Class 'mca'
plot.profile	Plotting Functions for 'profile' Objects
plot.ridgelm	Ridge Regression
polr	Ordered Logistic or Probit Regression
predict.glmmPQL	Predict Method for glmmPQL Fits
predict.lda	Classify Multivariate Observations by Linear Discrimination
predict.lqs	Predict from an lqs Fit
predict.mca	Predict Method for Class 'mca'
predict.qda	Classify from Quadratic Discriminant Analysis
predict.rlm	Robust Fitting of Linear Models
print.fractions	Rational Approximation
print.gamma.shape	Estimate the Shape Parameter of the Gamma Distribution in a GLM Fit
print.glm.dose	Predict Doses for Binomial Assay model
print.lda	Linear Discriminant Analysis
print.mca	Multiple Correspondence Analysis
print.qda	Quadratic Discriminant Analysis
print.ridgelm	Ridge Regression
print.rlm	Robust Fitting of Linear Models
print.rms.curv	Relative Curvature Measures for Non-Linear Regression
print.summary.loglm	Summary Method Function for Objects of Class 'loglm'
print.summary.negbin	Summary Method Function for Objects of Class 'negbin'
print.summary.rlm	Summary Method for Robust Linear Models
profile.glm	Method for Profiling glm Objects
psi.bisquare	Robust Fitting of Linear Models
psi.hampel	Robust Fitting of Linear Models
psi.huber	Robust Fitting of Linear Models

-- Q --

qda	Quadratic Discriminant Analysis
qda.data.frame	Quadratic Discriminant Analysis
qda.default	Quadratic Discriminant Analysis
qda.formula	Quadratic Discriminant Analysis
qda.matrix	Quadratic Discriminant Analysis
quine	Absenteeism from School in Rural New South Wales

-- R --

Rabbit	Blood Pressure in Rabbits
rational	Rational Approximation
renumerate	Convert a Formula Transformed by 'denumerate'
renumerate.formula	Convert a Formula Transformed by 'denumerate'
rlm	Robust Fitting of Linear Models
rlm.default	Robust Fitting of Linear Models
rlm.formula	Robust Fitting of Linear Models
rms.curv	Relative Curvature Measures for Non-Linear Regression
rnegbin	Simulate Negative Binomial Variates
road	Road Accident Deaths in US States
rotifer	Numbers of Rotifers by Fluid Density
Rubber	Accelerated Testing of Tyre Rubber

-- S --

sammon	Sammon's Non-Linear Mapping
select	Ridge Regression
select.ridgelm	Ridge Regression
Shepard	Kruskal's Non-metric Multidimensional Scaling
ships	Ships Damage Data
shoes	Shoe wear data of Box, Hunter and Hunter
shrimp	Percentage of Shrimp in Shrimp Cocktail
shuttle	Space Shuttle Autolander Problem
Sitka	Growth Curves for Sitka Spruce Trees in 1988
Sitka89	Growth Curves for Sitka Spruce Trees in 1989
Skye	AFM Compositions of Aphyric Skye Lavas
snails	Snail Mortality Data
SP500	Returns of the Standard and Poors 500
stdres	Extract Standardized Residuals from a Linear Model
steam	The Saturated Steam Pressure Data
stepAIC	Choose a model by AIC in a Stepwise Algorithm
stormer	The Stormer Viscometer Data
studres	Extract Studentized Residuals from a Linear Model
Summary.fractions	Rational Approximation
summary.loglm	Summary Method Function for Objects of Class 'loglm'
summary.negbin	Summary Method Function for Objects of Class 'negbin'
summary.rlm	Summary Method for Robust Linear Models
survey	Student Survey Data
synth.te	Synthetic Classification Problem
synth.tr	Synthetic Classification Problem

-- T --

t.fractions	Rational Approximation
terms.gls	Choose a model by AIC in a Stepwise Algorithm
terms.lme	Choose a model by AIC in a Stepwise Algorithm
theta.md	Estimate theta of the Negative Binomial
theta.ml	Estimate theta of the Negative Binomial
theta.mm	Estimate theta of the Negative Binomial
topo	Spatial Topographic Data
Traffic	Effect of Swedish Speed Limits on Accidents
truehist	Plot a Histogram

-- U --

ucv	Unbiased Cross-Validation for Bandwidth Selection
UScereal	Nutritional and Marketing Information on US Cereals
UScrime	The Effect of Punishment Regimes on Crime Rates

-- V --

VA	Veteran's Administration Lung Cancer Trial

-- W --

waders	Counts of Waders at 15 Sites in South Africa
whiteside	House Insulation: Whiteside's Data
width.SJ	Bandwidth Selection by Pilot Estimation of Derivatives
write.matrix	Write a Matrix or Data Frame
wtloss	Weight Loss Data from an Obese Patient

-- misc --

.rat	Rational Approximation
[.fractions	Rational Approximation
[<-.fractions	Rational Approximation