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st: polychoric correlation

From   Ning Wu <[email protected]>
To   [email protected]
Subject   st: polychoric correlation
Date   Thu, 02 Oct 2003 13:39:03 -0400

This is more like a stat question. I am wondering how big a polychoric correlation is considered good. Over 0.7? For kappa, it is always said kappas over 0.7 indicating excellent agreement, less than 0.4 mean poor agreement. Does polychoric correlation have similar criteria?

Thanks, Ning

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