angoff_feldt: Calculate Angoff-Feldt coefficient

In splithalfr: Estimate Split-Half Reliabilities

Calculate Angoff-Feldt coefficient

Description

Angoff-Feldt reliability coefficient. Formula obtained from Warrens (2015) <\Sexpr[results=rd]{tools:::Rd_expr_doi("10.1007/s11634-015-0198-6")}>

Usage

angoff_feldt(x, y)

Arguments

x	(vector) a numeric vector
y	(vector) a numeric vector with compatible dimensions to x

Value

(numeric) Angoff-Feldt cefficient

See Also

Other splithalfr coefficients: assmd(), flanagan_rulon(), sdregi(), short_icc(), spearman_brown()

Examples

# Generate two variables with different means, variances and a correlation of about 0.5
library(MASS)
vars = mvrnorm(30, mu = c(0, 2), Sigma = matrix(c(5, 2, 2, 3), ncol = 2), empirical = TRUE)
# Calculate coefficient
angoff_feldt(vars[,1], vars[,2])

splithalfr documentation built on June 8, 2025, 10 a.m.