mss2.fn {irrICC}

Mean of Squares for Subjects (MSS) under ANOVA Models 2 and 3, with or without interaction.

Description

This function computes the MSS under the random factorial (Model 2) and mixed factorial (Model 3) ANOVA model. The MSS is used for calculating confidence intervals and p-values associated with the inter-rater and intra-rater reliability coefficients.

Usage

mss2.fn(dfra)

Arguments

dfra

This is a data frame containing 3 columns or more. The first column contains subject numbers (there could be duplicates if a subject was assigned multiple ratings) and each of the remaining columns is associated with a particular rater and contains its numeric ratings.

References

Gwet, K.L. (2014): Handbook of Inter-Rater Reliability - 4th ed. chapter 9, section 9.3.1 and chapter 10, section 10.3.1. Advanced Analytics, LLC.