Based on the residual plot below, you will conclude that there might be a violation of which of the following assumptions?

A) linearity of the relationship
B) normality of errors
C) homoscedasticity
D) independence of errors

Question

Based on the residual plot below, you will conclude that there might be a violation of which of the following assumptions?

A) linearity of the relationship 
B) normality of errors 
C) homoscedasticity 
D) independence of errors

Quizplus · Accepted Answer

The residual plot shows a funnel shape, which suggests that the variance of the errors may not be constant across all levels of the predictor variable. This violates the assumption of homoscedasticity.

Based on the Residual Plot Below, You Will Conclude That