how many ties does kyle w have on scores when is coefficient of concordance (c) used why is kendall w used what is kendell coefficient of concordance does coefficient of concordance (coc) work in ratings what is coefficient of concordance when to use coefficient of concordance for ratings in survey why use kendall coefficient which rating scales use a coefficient of concordance? what rating scale uses coefficient of concordance why does kendall use coefficient of concordance what is kendall's coefficient of concordance what is kendall coefficient of concordance what is the coefficient of concordance used for which test measures absolute agreement? what is the coefficient of concordance kendall why is kendall coefficient of concordance avoided why is kendall w used what is kendall coefficient of concordance when to use coefficient of concordance