Question: 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

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.

Trucks

Cars

Vans

12 8 3
8 7 7
9 10 6
11 7 8

The sum of squares within SSE for these observations is ________.

Multiple Choice

41.8

30.0

20.5

22.4

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