Il 17/12/2021 ore 10.00 – 12.00
Many survey questions are designed as ordered rating variables to assess the extent by which perception and opinions hold among respondents.
These responses cannot be treated as objective measures, and a proper statistical analysis to account for their fuzziness is the class of CUB mixture models, acronym of Combination of Uniform and Shifted Binomial (Piccolo and Simone 2019), establishing a different paradigm to model both substantial feeling towards the item (i.e. latent sentiment) and uncertainty.
Uncertainty can be considered as a noise for feeling measurement taking the form of …