Which residual plot would you examine to determine whether the assumption of constant error variance is satisfied for a model with two independent variables $x _ { 1 }$ and $x _ { 2 }$ ?
A) Plot the residuals against predicted values, $\hat { y }$.
B) Plot the residuals against observed $y$ values.
C) Plot the residuals against the independent variable $x _ { 1 }$.
D) Plot the residuals against the independent variable $x _ { 2 }$.

Question

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The Answer of Which residual plot would you examine to determine whether the assumption of constant error variance is satisfied for a model with two independent variables $x _ { 1 }$ and $x _ { 2 }$ ?
A) Plot the residuals against predicted values, $\hat { y }$.
B) Plot the residuals against observed $y$ values.
C) Plot the residuals against the independent variable $x _ { 1 }$.
D) Plot the residuals against the independent variable $x _ { 2 }$.

Which Residual Plot Would You Examine to Determine Whether the Assumption