AutoTrader.com would like to test if a difference exists in the age of three different types of vehicles currently on the road: trucks, cars, and vans. The following data represent the age of a random sample of trucks, cars, and vans. 
The sum of squares within SSE for these observations is ________.
Definitions:
Relapsed
The return of a disease or the recurrence of symptoms after a period of improvement or recovery.
Cognitive-Behavioral
A corrective methodology aimed at addressing ineffective emotional states, behaviors, and cognitive processes through a systematically planned, objective-centered framework.
Apathy
A lack of interest, enthusiasm, or concern, often manifesting as an indifference to aspects of life that typically invoke emotional responses.
Schizophrenia
A chronic mental disorder characterized by distorted thoughts, perceptions, emotions, language, sense of self, and behavior, often manifesting as hallucinations and delusions.
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