tidySEM (version 0.2.8)

chisq_sb: Satorra-Bentler corrected chi-square test

Description

Computes Satorra-Bentler corrected chi-square test.

Usage

chisq_sb(chisq1, df1, scf1 = 1, chisq2, df2, scf2 = 1)

Value

Chi-square difference value with corresponding degrees of freedom and p-value.

Arguments

chisq1

An object for which a method exists; e.g., a chi-square value, or a data.frame.

df1

Degrees of freedom of model 1.

scf1

Scale correction factor of model 1.

chisq2

Chi square value of model 2.

df2

Degrees of freedom of model 2.

scf2

Scale correction factor of model 2.

Author

Caspar J. van Lissa

Details

Reference: Satorra, A., & Bentler, P. M. (2001). A scaled difference chi-square test statistic for moment structure analysis. Psychometrika, 66(4), 507-514. tools:::Rd_expr_doi("10.1007/BF02296192")

Examples

df <- data.frame(chi2 = c(23, 44, 65), df = c(78, 74, 70), scf = c(1.02, 1.12, 1.28))
chisq_sb(24, 78, 1.02, 65, 70, 1.28)