but that's false, if your model is
However it is true if the model does include the constant term, say
In that second case, which using matrices is a lot easier we have... from http://en.wikipedia.org/wiki/Regression_analysis
but that's false, if your model is
However it is true if the model does include the constant term, say
In that second case, which using matrices is a lot easier we have... from http://en.wikipedia.org/wiki/Regression_analysis