Monthly Archives: May 2017

So suppose we have a set of points $(x_1, y_1), \ldots, (x_n, y_n)$ and we want to find $\beta_0$, $\beta_1$ such that $y_i = \beta_1 x_i + \beta_0$ for each $i$, or in matrix notation $Y = X\bar \beta$, where … Continue reading →