Hi,
Your X'X matrix is singular and there is not a unique solution. If you
check, the regression equation which R gave you works just as well as yours.
This is because your predictor variables are perfectly dependent. This will
essentially never happen with real applications do to measurement erro
On 30-Jul-10 15:07:46, Ambikesh Jayal wrote:
> Hi,
> Subject: Using R for Multiple Regression
>
> I am new to statistic but am interested in applying mathematical
> models to solve biological problems. I have used a linear model
> to generate the test data. When using this data I expect R to
> cor
Hi,
Subject: Using R for Multiple Regression
I am new to statistic but am interested in applying mathematical models to
solve biological problems. I have used a linear model to generate the test
data. When using this data I expect R to correctly identify the model but
that does not seem to be the
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