When the constant variance assumption holds,a plot of the residual versus x:
A)Fans out
B)Funnels in
C)Fans out,but then funnels in
D)Forms a horizontal band pattern
E)Suggests an increasing error variance

Question

Quizplus · Accepted Answer

When the constant variance assumption holds, a plot of the residual versus x forms a horizontal band pattern indicating that the variance of the errors is constant across all values of x. This pattern suggests that the linear model is appropriate for the data.

When the Constant Variance Assumption Holds,a Plot of the Residual