Multiple response sets often form the basis for further detailed questions about opinions on selected products.
Correspondence analysis is one of the most convenient and popular exploratory techniques in data analysis.
In this post, we continue to discuss the visualisation of nested hierarchical data. In my previous blog, I showed how hierarchical data can be presented in a two-dimensional space...
Correspondence analysis is a technique often thought of as an alternative to a crosstab (contingency table).
In this article you can find perceptual maps prepared using different normalization methods.