Covariance between residuals and predictor variable is zero for a linear regression model.

Prove that covariance between residuals and predictor (independent) variable is zero for a linear regression model.

The pdf file of this blog is also available for your viewing.

covariance error predictor variable zero Page 1covariance error predictor variable zero Page 2
The pdf file of this blog is also available for your viewing.

________________________________________________

This post is brought to you by

Advertisements

Sum of the residuals for the linear regression model is zero.

Prove that the sum of the residuals for the linear regression model is zero.sum of residuals is zero Page 1sum of residuals is zero Page 2________________________________________________

This post is brought to you by