Date: Fri, 10 Jun 2011 16:50:24 -0300
From: filipe.bote...@vpar.com.br
To: frien...@yorku.ca; bkkoc...@gmail.com
CC: r-help@r-project.org
Subject: [R] RES: Linear multivariate regression with Robust error
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Hi Barjesh,
I am not sure which data you analyze, but once I had a similar situation
and it was a multicolinearity issue. I realized this after finding a
huge correlation between the independent variables, then I dropped one
of them and signs of slopes made sense.
Beforehand,
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