Re: fixed effect with ancova

Posted by ro on Aug 19, 2011; 9:12pm
URL: http://spssx-discussion.165.s1.nabble.com/fixed-effect-with-ancova-tp4713723p4717046.html

Hi Rich,
so its normal that disappear diet_effect when i run ancova with both effects diet and tanks effects?..  i should choice just diet as fixed effect?, what happen with variability from tank source??  this is reflect from Tankx diet interaction??
Thanks