Linear Modelingmedium
0:00.0
A residual plot (with residuals on the y-axis and fitted values on the x-axis) shows a clear curved pattern: residuals are negative at low fitted values, near zero in the middle, and negative again at high fitted values. What does this pattern suggest?
A residual plot (with residuals on the y-axis and fitted values on the x-axis) shows a clear curved pattern: residuals are negative at low fitted values, near zero in the middle, and negative again at high fitted values. What does this pattern suggest?