Central moments

  • Thread starter tuanle007
  • Start date
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Main Question or Discussion Point

can someone help me with this problem?

E[(x^3 + 7x^2)^3]
what is the central moments?

mij=E[(x-xbar)^i * (y-ybar)^j]
 

Answers and Replies

Welcome to PF

If you don't specify what exactly you want to know, where your problem lies, I cannot help you - and don't want to.

A good thing to start would be to tell something about the distribution of what you called X ...or Y ...
 

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