Lambda4 (version 3.0)

omega.tot: Compute McDonald's Omega Total

Description

McDonald proposed Omega Total as a method for estimating reliabilty for a test with multiple factors.

Usage

omega.tot(x, factors = 1, missing = "complete")

Arguments

x

Can be either a data matrix or a covariance matrix

missing

how to handle missing values. $mi$.

factors

The number of latent factors.

Value

omega.tot

Omega total reliability estimate.

References

McDonald, R. P. (1999). Test Theory: Aunified Treatment. Psychology Press.

Examples

omega.tot(Rosenberg, factors=1)