umx (version 1.4.0)

reliability: reliability

Description

Compute and report Coefficient alpha (extracted from Rcmdr to avoid its dependencies)

Usage

reliability(S)

Arguments

S

A square, symmetric, numeric covariance matrix

Value

-

References

- https://cran.r-project.org/package=Rcmdr

See Also

Other Stats Functions: umxCov2cor, umx_cor, umx_means, umx

Examples

# treat vehicle aspects as items of a test
reliability(cov(mtcars))