Learn R Programming

⚠️There's a newer version (1.1-37) of this package.Take me there.

lme4 (version 0.6-2)

Linear mixed-effects models using S4 classes

Description

Fit linear and generalized linear mixed-effects models.

Copy Link

Version

Install

install.packages('lme4')

Monthly Downloads

539,960

Version

0.6-2

License

GPL version 2 or later

Maintainer

Douglas Bates

Last Published

March 26th, 2025

Functions in lme4 (0.6-2)

Exam

Exam scores from inner London
Contraception

Contraceptive use in Bangladesh
BIC

Bayesian Information Criterion
lme

Fit linear mixed-effects models
Chem97

Scores on A-level Chemistry in 1997
GLMM

Fit Generalized Linear Mixed Models via PQL
groupedData

Creation of groupedData objects
Hsb82

High School and Beyond - 1982
intervals

Confidence Intervals on Coefficients
Names

Extract or assign Names
lmeControl

Control values for lme
pooledSD

Extract pooled standard deviation
random.effects

Extract Random Effects
guImmun

Immunization in Guatemala
formulas

Utilities for formulas
VarCorr

Extract variance and correlation components
groupedData-class

Class "groupedData"
Socatt

Social Attitudes Survey
summary.lme-class

Class "summary.lme"
fixed.effects

Extract Fixed Effects
summary.GLMM-class

Class "summary.GLMM"
lme-class

Class "lme"
VarCorr-class

Class "VarCorr"
lmList-class

Class "lmList"
LMEoptimizeGets

Optimize linear mixed-effects
Gcsemv

GCSE exam score
Mmmec

Malignant melanoma deaths in Europe
lmList

List of lm Objects with a Common Model
GLMM-class

Class "GLMM"
guPrenat

Prenatal care in Guatemala
egsingle

US Sustaining Effects study
IGF

Radioimmunoassay of IGF-I Protein
Meat

Tenderness of meat
Wheat

Yields by growing conditions
Soybean

Growth of soybean plants
MathAchieve

Mathematics achievement scores
Alfalfa

Split-Plot Experiment on Varieties of Alfalfa
Pixel

X-ray pixel intensities over time
BodyWeight

Rat weight over time for different diets
Fatigue

Cracks caused by metal fatigue
Tetracycline2

Pharmacokinetics of tetracycline
ergoStool

Ergometrics experiment with stool types
MathAchSchool

School demographic data for MathAchieve
Assay

Bioassay on Cell Culture Plate
Milk

Protein content of cows' milk
Glucose2

Glucose Levels Following Alcohol Ingestion
RatPupWeight

The weight of rat pups
PBG

Effect of Phenylbiguanide on Blood Pressure
Gun

Methods for firing naval guns
s3bbx

Covariates in the Rodriguez and Goldman simulation
Rail

Evaluation of Stress in Railway Rails
Orthodont

Growth curve data on an orthdontic measurement
Muscle

Contraction of heart muscle sections
Quinidine

Quinidine Kinetics
bdf

Language scores
s3bby

Responses simulated by Rodriguez and Goldman
Earthquake

Earthquake Intensity
Cefamandole

Pharmacokinetics of Cefamandole
Gasoline

Refinery yield of gasoline
Oats

Split-plot Experiment on Varieties of Oats
Nitrendipene

Assay of nitrendipene
Tetracycline1

Pharmacokinetics of tetracycline
Glucose

Glucose levels over time
Wheat2

Wheat Yield Trials
Machines

Productivity Scores for Machines and Workers
Oxboys

Heights of Boys in Oxford
Relaxin

Assay for Relaxin
Phenobarb

Phenobarbitol Kinetics
Wafer

Modeling of Analog MOS Circuits
Dialyzer

High-Flux Hemodialyzer
Ovary

Counts of Ovarian Follicles
Oxide

Variability in Semiconductor Manufacturing
Remifentanil

Pharmacokinetics of remifentanil
Spruce

Growth of Spruce Trees