Cicia, Gianni; Corduas, Marcella; Del Giudice, Teresa; … - In: International Journal on Food System Dynamics 1 (2010) 1
D'Elia and Piccolo (2005) have recently proposed a mixture distribution, named CUB, for ordinal data. The use of such a mixture distribution for modelling ratings is justified by the following consideration: the judgment that a subject expresses is the result of two components, uncertainty and...