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Install
install.packages('MASS')
Monthly Downloads
289,946
Version
7.3-53
License
GPL-2 | GPL-3
Maintainer
Brian Ripley
Last Published
September 9th, 2020
Functions in MASS (7.3-53)
Search functions
GAGurine
Level of GAG in Urine of Children
Cushings
Diagnostic Tests on Patients with Cushing's Syndrome
Boston
Housing Values in Suburbs of Boston
DDT
DDT in Kale
Melanoma
Survival from Malignant Melanoma
MASS-internal
Internal MASS functions
Insurance
Numbers of Car Insurance claims
Aids2
Australian AIDS Survival Data
Null
Null Spaces of Matrices
Animals
Brain and Body Weights for 28 Species
Sitka
Growth Curves for Sitka Spruce Trees in 1988
OME
Tests of Auditory Perception in Children with OME
anova.negbin
Likelihood Ratio Tests for Negative Binomial GLMs
Pima.tr
Diabetes in Pima Indian Women
Rabbit
Blood Pressure in Rabbits
anorexia
Anorexia Data on Weight Change
Rubber
Accelerated Testing of Tyre Rubber
SP500
Returns of the Standard and Poors 500
cats
Anatomical Data from Domestic Cats
caith
Colours of Eyes and Hair of People in Caithness
biopsy
Biopsy Data on Breast Cancer Patients
Sitka89
Growth Curves for Sitka Spruce Trees in 1989
area
Adaptive Numerical Integration
Skye
AFM Compositions of Aphyric Skye Lavas
Cars93
Data from 93 Cars on Sale in the USA in 1993
Traffic
Effect of Swedish Speed Limits on Accidents
cov.rob
Resistant Estimation of Multivariate Location and Scatter
corresp
Simple Correspondence Analysis
accdeaths
Accidental Deaths in the US 1973-1978
addterm
Try All One-Term Additions to a Model
birthwt
Risk Factors Associated with Low Infant Birth Weight
drivers
Deaths of Car Drivers in Great Britain 1969-84
bacteria
Presence of Bacteria after Drug Treatments
beav2
Body Temperature Series of Beaver 2
cov.trob
Covariance Estimation for Multivariate t Distribution
dropterm
Try All One-Term Deletions from a Model
beav1
Body Temperature Series of Beaver 1
contr.sdif
Successive Differences Contrast Coding
cpus
Performance of Computer CPUs
ginv
Generalized Inverse of a Matrix
denumerate
Transform an Allowable Formula for 'loglm' into one for 'terms'
gilgais
Line Transect of Soil in Gilgai Territory
dose.p
Predict Doses for Binomial Assay model
leuk
Survival Times and White Blood Counts for Leukaemia Patients
ldahist
Histograms or Density Plots of Multiple Groups
UScereal
Nutritional and Marketing Information on US Cereals
UScrime
The Effect of Punishment Regimes on Crime Rates
boxcox
Box-Cox Transformations for Linear Models
michelson
Michelson's Speed of Light Data
huber
Huber M-estimator of Location with MAD Scale
fgl
Measurements of Forensic Glass Fragments
fitdistr
Maximum-likelihood Fitting of Univariate Distributions
mammals
Brain and Body Weights for 62 Species of Land Mammals
lm.ridge
Ridge Regression
lm.gls
Fit Linear Models by Generalized Least Squares
hubers
Huber Proposal 2 Robust Estimator of Location and/or Scale
minn38
Minnesota High School Graduates of 1938
cabbages
Data from a cabbage field trial
VA
Veteran's Administration Lung Cancer Trial
chem
Copper in Wholemeal Flour
cement
Heat Evolved by Setting Cements
farms
Ecological Factors in Farm Management
eqscplot
Plots with Geometrically Equal Scales
mvrnorm
Simulate from a Multivariate Normal Distribution
galaxies
Velocities for 82 Galaxies
negative.binomial
Family function for Negative Binomial GLMs
glmmPQL
Fit Generalized Linear Mixed Models via PQL
fractions
Rational Approximation
rotifer
Numbers of Rotifers by Fluid Density
hills
Record Times in Scottish Hill Races
forbes
Forbes' Data on Boiling Points in the Alps
gamma.dispersion
Calculate the MLE of the Gamma Dispersion Parameter in a GLM Fit
glm.convert
Change a Negative Binomial fit to a GLM fit
lda
Linear Discriminant Analysis
abbey
Determinations of Nickel Content
kde2d
Two-Dimensional Kernel Density Estimation
sammon
Sammon's Non-Linear Mapping
coop
Co-operative Trial in Analytical Chemistry
glm.nb
Fit a Negative Binomial Generalized Linear Model
loglm1
Fit Log-Linear Models by Iterative Proportional Scaling -- Internal function
loglm
Fit Log-Linear Models by Iterative Proportional Scaling
newcomb
Newcomb's Measurements of the Passage Time of Light
lqs
Resistant Regression
mca
Multiple Correspondence Analysis
pairs.lda
Produce Pairwise Scatterplots from an 'lda' Fit
bcv
Biased Cross-Validation for Bandwidth Selection
motors
Accelerated Life Testing of Motorettes
crabs
Morphological Measurements on Leptograpsus Crabs
deaths
Monthly Deaths from Lung Diseases in the UK
bandwidth.nrd
Bandwidth for density() via Normal Reference Distribution
logtrans
Estimate log Transformation Parameter
nlschools
Eighth-Grade Pupils in the Netherlands
con2tr
Convert Lists to Data Frames for use by lattice
genotype
Rat Genotype Data
confint-MASS
Confidence Intervals for Model Parameters
muscle
Effect of Calcium Chloride on Muscle Contraction in Rat Hearts
housing
Frequency Table from a Copenhagen Housing Conditions Survey
hist.scott
Plot a Histogram with Automatic Bin Width Selection
epil
Seizure Counts for Epileptics
oats
Data from an Oats Field Trial
gehan
Remission Times of Leukaemia Patients
gamma.shape
Estimate the Shape Parameter of the Gamma Distribution in a GLM Fit
eagles
Foraging Ecology of Bald Eagles
geyser
Old Faithful Geyser Data
polr
Ordered Logistic or Probit Regression
plot.profile
Plotting Functions for 'profile' Objects
predict.lqs
Predict from an lqs Fit
painters
The Painter's Data of de Piles
parcoord
Parallel Coordinates Plot
rational
Rational Approximation
renumerate
Convert a Formula Transformed by 'denumerate'
immer
Yields from a Barley Field Trial
predict.glmmPQL
Predict Method for glmmPQL Fits
predict.lda
Classify Multivariate Observations by Linear Discrimination
steam
The Saturated Steam Pressure Data
rlm
Robust Fitting of Linear Models
menarche
Age of Menarche in Warsaw
mcycle
Data from a Simulated Motorcycle Accident
isoMDS
Kruskal's Non-metric Multidimensional Scaling
stepAIC
Choose a model by AIC in a Stepwise Algorithm
ucv
Unbiased Cross-Validation for Bandwidth Selection
stormer
The Stormer Viscometer Data
studres
Extract Studentized Residuals from a Linear Model
plot.mca
Plot Method for Objects of Class 'mca'
plot.lda
Plot Method for Class 'lda'
road
Road Accident Deaths in US States
predict.mca
Predict Method for Class 'mca'
rnegbin
Simulate Negative Binomial Variates
ships
Ships Damage Data
waders
Counts of Waders at 15 Sites in South Africa
predict.qda
Classify from Quadratic Discriminant Analysis
shuttle
Space Shuttle Autolander Problem
shrimp
Percentage of Shrimp in Shrimp Cocktail
rms.curv
Relative Curvature Measures for Non-Linear Regression
summary.loglm
Summary Method Function for Objects of Class 'loglm'
npk
Classical N, P, K Factorial Experiment
npr1
US Naval Petroleum Reserve No. 1 data
profile.glm
Method for Profiling glm Objects
qda
Quadratic Discriminant Analysis
petrol
N. L. Prater's Petrol Refinery Data
Belgian-phones
Belgium Phone Calls 1950-1973
snails
Snail Mortality Data
stdres
Extract Standardized Residuals from a Linear Model
summary.negbin
Summary Method Function for Objects of Class 'negbin'
topo
Spatial Topographic Data
whiteside
House Insulation: Whiteside's Data
truehist
Plot a Histogram
width.SJ
Bandwidth Selection by Pilot Estimation of Derivatives
summary.rlm
Summary Method for Robust Linear Models
survey
Student Survey Data
quine
Absenteeism from School in Rural New South Wales
shoes
Shoe wear data of Box, Hunter and Hunter
synth.tr
Synthetic Classification Problem
theta.md
Estimate theta of the Negative Binomial
wtloss
Weight Loss Data from an Obese Patient
write.matrix
Write a Matrix or Data Frame