A standardized residual plot with spread increasing from left to right suggests that the variance of y is not the same at each x value.

Question

Quizplus · Accepted Answer

When the spread of standardized residuals increases from left to right, it suggests that the variance of y is not constant across different x values. This violation of the constant variance assumption is known as heteroscedasticity.

A Standardized Residual Plot with Spread Increasing from Left to Right