ICC: Computes intraclass correlation coefficient (ICC)

In rewie: Data Preparation and Diagnostics for Random Effects Within Estimator

Description

Calculates the ICC for the idiosyncratic, within, and between variation. Calculates the ICC for total variation and for within variation.

Usage

ICC(y,timevar,csvar,df)

Arguments

y	is the name of the response vector provided as a character string.
timevar	is a character string providing the name of the time indicator variable.
csvar	is a character string providing the name of the cross-section indicator variable.
df	is a dataframe containing y, timevar, and csvar

Details

Calculates ICC foreach level of variation.

Value

Returns the ICC results in a list.

ICC.mat	is the matrix of ICCs and variance components for each level of variation.
within.ICC.mat	is the matrix of ICCs and variance components only examining the within variation.

Author(s)

Scott Duxbury, Assistant Professor of Sociology at University of North Carolina, Chapel Hill

Examples

library(plm)
library(lme4)


##not run
data("Crime")


ICC("lcrmrte",csvar="county", timevar="year",Crime)

rewie documentation built on July 1, 2020, 6:53 p.m.