ordinal_alpha: Ordinal alpha

Description Usage Arguments Value References

View source: R/misc.R

Description

Calculates the ordinal alpha by using polychoric correlation (see Zumbo et al. 2007).

Usage

1

Arguments

x

A set of variables (either a data frame or a matrix).

Value

Cronbach's Alpha for ordinal data.

References

Zumbo, B. D., Gadermann, A. M., & Zeisser, C. (2007). Ordinal Versions of Coefficients Alpha and Theta for Likert Rating Skales. Journal of Modern Applied Statistical Methods, 6(1), 21–29.


jogrue/jogRu documentation built on Sept. 26, 2018, 6:58 a.m.