Loading....
Coupon Accepted Successfully!

 

Homoscedasticity & Heteroscedasticity

  • One of the important assumptions of Linear regression is that the variance of the error term is same across all observations. This type of regression is called homoscedastic regression
  • When the requirement of a constant variance is violated, we have a condition of heteroscedasticity

 

  • We can diagnose heteroscedasticity by plotting the residual against the predicted y





Test Your Skills Now!
Take a Quiz now
Reviewer Name