mirror of
https://github.com/jackyzha0/quartz.git
synced 2025-12-24 21:34:06 -06:00
8 lines
289 B
Markdown
8 lines
289 B
Markdown
Model: $$y_i+\beta_0+\beta_ix_i+\epsilon_i$$$$E[\epsilon_i|x]=0$$$$E[\epsilon]$$
|
|
data:
|
|
![[Excalidraw/Drawing 2021-09-01 15.04.21.excalidraw.md]]
|
|
regression estimation: choose line that best fits data
|
|
[[arg]]
|
|
$$(\hat{b_o},\hat{b_1})=arg \min_{b_0,b_1}\sum_{=1}^{n}{(y_i+(b_0+b_1x_i)^2)}$$
|
|
|