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lme4 (version 0.6-9)

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

0.6-9

License

GPL version 2 or later

Maintainer

Douglas Bates

Last Published

March 26th, 2025

Functions in lme4 (0.6-9)

VarCorr

Extract variance and correlation components
guPrenat

Prenatal care in Guatemala
Mmmec

Malignant melanoma deaths in Europe
GLMM

Fit Generalized Linear Mixed Models via PQL
Hsb82

High School and Beyond - 1982
Early

Early childhood intervention study
gsummary

Summarize a data frame by group
Exam

Exam scores from inner London
Contraception

Contraceptive use in Bangladesh
VarCorr-class

Class "VarCorr"
guImmun

Immunization in Guatemala
summary.lme-class

Class "summary.lme"
egsingle

US Sustaining Effects study
Socatt

Social Attitudes Survey
intervals

Confidence Intervals on Coefficients
Gcsemv

GCSE exam score
BIC

Bayesian Information Criterion
GLMM-class

Class "GLMM"
pooledSD

Extract pooled standard deviation
formulas

Utilities for formulas
Names

Extract or assign Names
fixed.effects

Extract Fixed Effects
summary.GLMM-class

Class "summary.GLMM"
lmList-class

Class "lmList"
groupedData-class

Class "groupedData"
Chem97

Scores on A-level Chemistry in 1997
random.effects

Extract Random Effects
lme

Fit linear mixed-effects models
lmList

List of lm Objects with a Common Model
groupedData

Creation of groupedData objects
lmeControl

Control values for lme
lme-class

Class "lme"
Oats

Split-plot Experiment on Varieties of Oats
Fatigue

Cracks caused by metal fatigue
IGF

Radioimmunoassay of IGF-I Protein
Alfalfa

Split-Plot Experiment on Varieties of Alfalfa
Glucose

Glucose levels over time
MathAchSchool

School demographic data for MathAchieve
bdf

Language scores
RatPupWeight

The weight of rat pups
Remifentanil

Pharmacokinetics of remifentanil
Cefamandole

Pharmacokinetics of Cefamandole
Spruce

Growth of Spruce Trees
s3bbx

Covariates in the Rodriguez and Goldman simulation
Assay

Bioassay on Cell Culture Plate
Earthquake

Earthquake Intensity
Relaxin

Assay for Relaxin
Tetracycline1

Pharmacokinetics of tetracycline
Gasoline

Refinery yield of gasoline
Phenobarb

Phenobarbitol Kinetics
Wheat2

Wheat Yield Trials
ergoStool

Ergometrics experiment with stool types
BodyWeight

Rat weight over time for different diets
Pixel

X-ray pixel intensities over time
Muscle

Contraction of heart muscle sections
Milk

Protein content of cows' milk
Dialyzer

High-Flux Hemodialyzer
Wheat

Yields by growing conditions
Tetracycline2

Pharmacokinetics of tetracycline
Quinidine

Quinidine Kinetics
PBG

Effect of Phenylbiguanide on Blood Pressure
Gun

Methods for firing naval guns
s3bby

Responses simulated by Rodriguez and Goldman
Orthodont

Growth curve data on an orthdontic measurement
Soybean

Growth of soybean plants
Machines

Productivity Scores for Machines and Workers
Meat

Tenderness of meat
Oxide

Variability in Semiconductor Manufacturing
Nitrendipene

Assay of nitrendipene
Ovary

Counts of Ovarian Follicles
MathAchieve

Mathematics achievement scores
Wafer

Modeling of Analog MOS Circuits
Glucose2

Glucose Levels Following Alcohol Ingestion
Rail

Evaluation of Stress in Railway Rails
Oxboys

Heights of Boys in Oxford