sirt (version 0.31-20)

reliability.nonlinearSEM: Estimation of Reliability for Confirmatory Factor Analyses Based on Dichotomous Data

Description

This function estimates a model based reliability using confirmatory factor analysis (Green & Yang, 2009).

Usage

reliability.nonlinearSEM(facloadings, thresh, cor.factors = NULL)

Arguments

facloadings

Matrix of factor loadings

thresh

Vector of threshold

cor.factors

Optional matrix of covariances (correlations) between factors. The default is a diagonal matrix with variances of 1.

References

Green, S.B., & Yang, Y. (2009). Reliability of summed item scores using structural equation modeling: An alternative to coefficient alpha. Psychometrika, 74, 155-167.

See Also

This function is used in greenyang.reliability.