Monday, March 7, 2011

And a solution


Some alternative models used to test the effect are well-fitting but do not have enough power, others may also be well-fitting, but may not have enough power to detect that specific effect. Quite simply … In this case, the model that couldn't find the effect was 'under-powered', so: a positive intervention effect has in fact occurred!
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1 comment:

  1. Emil ComanMarch 7, 2011 at 6:14 AM

    this is a re-post of my http://evaluationhelp.wordpress.com which does not allow me to login anymore...

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