https://github.com/bcaffo/lm/blob/master/01_background.tex
To check that $\tilde \by$ is centered, consider multiplying by $\bone_n$ (which sums its elements)...
missing "y"
https://github.com/bcaffo/lm/blob/master/02_single_parameter.tex
"are the empirical correlation and"
should say "covariance"
https://github.com/bcaffo/lm/blob/master/02_single_parameter.tex
and similarly $\ip{\tilde \bx}{\tilde \bx} = (n-1)\hat{\sigma}_y^2$
typo for x'x
https://github.com/bcaffo/lm/blob/master/01_background.tex$\tilde \by$ is centered, consider multiplying by $\bone_n$ (which sums its elements)...
To check that
missing "y"
https://github.com/bcaffo/lm/blob/master/02_single_parameter.tex
"are the empirical correlation and"
should say "covariance"
https://github.com/bcaffo/lm/blob/master/02_single_parameter.tex$\ip{\tilde \bx}{\tilde \bx} = (n-1)\hat{\sigma}_y^2$
and similarly
typo for x'x