does Fleiss use multiple ratings for each unit? which kappa can be used for rating how is the combined kappa computed? how does fiss compute kappas how is the kappas computed how is an aggregate of ratings calculated is there a kappa that carries multiple ratings interrater reliability definition what is interrater reliability can a unit and subject be rated together in kappas how can a nominal scale be computed what is the function for kappas what is kappas used for how is kappa computed why use multiple ratings how is a kappa calculated what is interrater reliability what is interrater reliability how to calculate kappa can an aggregate of ratings be computed on an aggregate