A plot of the residuals versus the fitted values for record-breaking times of female marathon runners for the years 1998 - 2003 is: 
Based on this residuals plot, does it seem reasonable to use linear regression for this model? Explain.
Definitions:
Korsakoff Syndrome
A chronic memory disorder, often associated with heavy alcohol use over a long period, characterized by severe memory problems and confabulation.
New Neurons
Refers to neurons that are newly formed, especially in the adult brain, through a process called neurogenesis.
Motor Map
A representation within the brain, particularly within the motor cortices, that reflects the organization of motor control and input over various body parts.
Phantom Limb
The sensation that an amputated or missing limb is still attached to the body and is moving appropriately with other body parts.
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