Just going over MLR Part 1 . In the first intro md cell, should it read
$$ Y_i = \beta_0 + \beta_1 X_{1i} + \ldots + \beta_k X_{ki} + \epsilon_i $$
Instead of
$$ Y*i = \beta_0 + \beta_1 X_{1i} + \ldots + \beta*k X*{ki} + \epsilon_i $$
etc. Can we comment on post itself?