Talk:Multiple correspondence analysis

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Formula source?[edit]

I could not track the source of the following formula:

I have "Exploratory Multivariate Analysis by Example Using R" book but could not find it there. It might be a good idea to reference page number. Vzaliva (talk) 05:53, 29 April 2015 (UTC)


This article meanders. Hard to tell at first glance what the relationship is PCA; it introduces parochial terms; and it's unclear how relevant Pierre B is to the discussion. Crasshopper (talk) 16:42, 29 October 2011 (UTC)