“Don’t know responses

This page collects supplementary material about the treatment of “don’t know”resposnses.


Manisera M., Zuccolotto P., Modelling “don’t know” responses in rating scales, 7th International Conference of the ERCIM WG on Computational and Methodological Statistics (ERCIM 2014), Pisa, 6-8 December 2014.


Main paper

Manisera M., Zuccolotto P. (2014), Modeling “don’t know” responses in rating scales. Pattern Recognition Letters, 45, 226-234.


Related papers

Iannario M., Manisera M., Piccolo D., Zuccolotto P. (2020). Ordinal data models for no-opinion responses in attitude survey. Sociological Methods & Research, 49(1), 250-276.

Iannario M., Manisera M., Zuccolotto P. (2017). Treatment of “don’t know” responses in the consumers’ perceptions about sustainability in the agri-food sector. Quality & Quantity, 51(2), 765-778.

Manisera M., Zuccolotto P. (2016). Treatment of ‘don’t know’responses in a mixture model for rating data. Metron, 74(1), 99-115.