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lme4 (version 0.6-1)

Linear mixed-effects models using S4 classes

Description

Fit linear and generalized linear mixed-effects models.

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Version

Install

install.packages('lme4')

Monthly Downloads

544,654

Version

0.6-1

License

GPL version 2 or later

Maintainer

Douglas Bates

Last Published

March 26th, 2025

Functions in lme4 (0.6-1)

coerce-methods

Coercion methods and assignments
GLMM

Fit Generalized Linear Mixed Models via PQL
Hsb82

High School and Beyond - 1982
solve-methods

Methods for Function solve
Names

Extract or assign Names
groupedData-class

Class "groupedData"
Socatt

Social Attitudes Survey
Mmmec

Malignant melanoma deaths in Europe
Exam

Exam scores from inner London
Chem97

Scores on A-level Chemistry in 1997
VarCorr-class

Class "VarCorr"
Gcsemv

GCSE exam score
VarCorr

Extract variance and correlation components
Contraception

Contraceptive use in Bangladesh
summary.lme-class

Class "summary.lme"
guPrenat

Prenatal care in Guatemala
BIC

Bayesian Information Criterion
LMEoptimizeGets

Optimize linear mixed-effects
GLMM-class

Class "GLMM"
groupedData

Creation of groupedData objects
formulas

Utilities for formulas
egsingle

US Sustaining Effects study
summary.GLMM-class

Class "summary.GLMM"
lmeControl

Control values for lme
lmList-class

Class "lmList"
Early

Early childhood intervention study
lmList

List of lm Objects with a Common Model
random.effects

Extract Random Effects
gsummary

Summarize a data frame by group
intervals

Confidence Intervals on Coefficients
lme

Fit linear mixed-effects models
fixed.effects

Extract Fixed Effects
guImmun

Immunization in Guatemala
contr.SAS

Contrast Matrices for SAS-like Results
lmer

Fit linear mixed-effects models
pooledSD

Extract pooled standard deviation
summary.lmer-class

Class "summary.lmer"
lmer-class

lme models representation
lme-class

Class "lme"
Wafer

Modeling of Analog MOS Circuits
Gasoline

Refinery yield of gasoline
Pixel

X-ray pixel intensities over time
Orthodont

Growth curve data on an orthdontic measurement
Dialyzer

High-Flux Hemodialyzer
Fatigue

Cracks caused by metal fatigue
Quinidine

Quinidine Kinetics
Spruce

Growth of Spruce Trees
Milk

Protein content of cows' milk
RatPupWeight

The weight of rat pups
Glucose2

Glucose Levels Following Alcohol Ingestion
s3bby

Responses simulated by Rodriguez and Goldman
Assay

Bioassay on Cell Culture Plate
Alfalfa

Split-Plot Experiment on Varieties of Alfalfa
MathAchSchool

School demographic data for MathAchieve
BodyWeight

Rat weight over time for different diets
Oxboys

Heights of Boys in Oxford
Remifentanil

Pharmacokinetics of remifentanil
Nitrendipene

Assay of nitrendipene
Relaxin

Assay for Relaxin
Gun

Methods for firing naval guns
Wheat

Yields by growing conditions
Meat

Tenderness of meat
ergoStool

Ergometrics experiment with stool types
Glucose

Glucose levels over time
Phenobarb

Phenobarbitol Kinetics
s3bbx

Covariates in the Rodriguez and Goldman simulation
Cefamandole

Pharmacokinetics of Cefamandole
Rail

Evaluation of Stress in Railway Rails
Oats

Split-plot Experiment on Varieties of Oats
MathAchieve

Mathematics achievement scores
Tetracycline2

Pharmacokinetics of tetracycline
bdf

Language scores
Earthquake

Earthquake Intensity
Machines

Productivity Scores for Machines and Workers
Muscle

Contraction of heart muscle sections
Soybean

Growth of soybean plants
Tetracycline1

Pharmacokinetics of tetracycline
Oxide

Variability in Semiconductor Manufacturing
IGF

Radioimmunoassay of IGF-I Protein
Wheat2

Wheat Yield Trials
Ovary

Counts of Ovarian Follicles
PBG

Effect of Phenylbiguanide on Blood Pressure