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:
Claim
An assertion of the truth of something, typically one that is disputed or in doubt.
Motor Carrier Cost
The expenses involved in transporting goods via motor vehicles, including fuel, maintenance, and driver wages.
Highly Variable
Refers to situations, processes, or data that exhibit a high degree of variance, indicating significant fluctuations or differences over time.
Modal Selection
The process of choosing the most appropriate method of transportation for goods based on factors such as cost, speed, and product characteristics.
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