CHAPT. 3 – When products are rated according to several lists of attributes

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“…or more generally, when sensory profiles stem from different sources, the use of so-called multiple data tables analyses is essential. Amongst these analyses, we can cite Generalized Canonical Analysis (GCA), Generalized Procrustes Analysis (GPA), and Multiple Factor Analysis (MFA). One of the many advantages of using MFA over other methods is that it can handle data tables of different nature: quantitative, qualitative, but also contingency tables. To perform an MFA, use the MFA function of the FactoMineR package.”

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Exercises – database file(s) and corrections



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