group.mean: Convenience function for calculating group-mean covariates.

In zackfisher/robumeta: Robust Variance Meta-Regression

Description

Creates a between-study (or between-cluster) version of the covariate in question.

Usage

group.mean(var, grp)

Arguments

var	The covariate cotaining the values to be group averaged.
grp	The group from which the average should be calculated.

Value

A column or vector containing the group.mean covariate.

Examples

# Load data
data(corrdat)

# Create a group mean covariate 
age_m <- group.mean(corrdat$age, corrdat$studynum)

zackfisher/robumeta documentation built on March 13, 2021, 7:41 a.m.