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Uran C. - $30.00/hr - Kirksville, MO - View Uran C. >>
...We need to worry about variance/co-variance structure of the regression residuals in order for us to make i) unbiased estimates and also ii) correct standard error of the slope estimates for correct statistical inference. Ths subject of linear regression, together with generalized linear models, is a vast subject in itself. Another one of which is time series. (read more)