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I am clustering (K-MEANS) a data 1.7million observations, which displays a heavy-tailed distribution when examined by plot. What is the best transformation to correct it. does log can handle this?

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Yes! The log transformation is perfect for this sort of right-tailed data. Alternatively, a different member of the Box-Cox family might help, depending on what you're using the data for.

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  • $\begingroup$ Ok thanks, coul help me to for the syntax if I want to transform many variables at the same time? I'm sas starter. $\endgroup$
    – abdoulsn
    Commented Jun 19, 2018 at 8:57
  • $\begingroup$ No clue sorry. I use R. $\endgroup$
    – Ingolifs
    Commented Jun 19, 2018 at 9:19

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