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Multiple Factor Analysis with FactoMineR: error with categorical and dummy variables

I address the error 'factors are not defined in the qualitative groups' because of this was the problem I was looking after. Setting up the variables as type 'n' whitin a group of variables means they ...
cmoreno's user avatar
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Converting a Continuous Variable Into a Larger Ordinal Categories for Logistic Regression?

Do not discretize your data. This loses information for no gain at all. For one, it treats values in the same bucket as identical, and values that are close together but in different buckets as ...
Stephan Kolassa's user avatar

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