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  1. C

    Comparing regression coefficients - dependent samples

    Hi, I used two methods (A and B) to obtain measurements in a group of subjects. The methods (ways of measuring) are different, but they should measure the same property. I performed linear regressions to analyze the relation between the measurements (m_A and m_B) and another property (p)...
  2. C

    Comparing confidence intervals: CI of mean vs CI of regression coefficient

    Hi, I have longitudinal data with measurements at two timepoints. I am interested in the change per year and calculated this in two ways: * Dividing the difference between the measurements by the time difference and averaging over all cases. * Performing a linear regression with subject...