Kappa Value/ Kendall's Coefficient - We ask and you answer! The best answer wins! - Benchmark Six Sigma Forum
Inter rater reliability using Fleiss Kappa - YouTube
AgreeStat/360: computing agreement coefficients (Fleiss' kappa, Gwet's AC1/AC2, Krippendorff's alpha, and more) with ratings in the form of a distribution of raters by subject and category