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Test whether the mean crash damages the similar for these three vehicles.
In a bumper test, three types of autos were deliberately crashed into a barrier at 5mph, and the resulting damage (in dollars) was estimated. Five test vehicles of each type were crashed, with the results shown below. Are mean crash damages the same for these three vehicles?
Crash Damage (s)
Goliath
Varmint
Weasel
1,600
1,290
1,090
760
1,400
2,100
880
1,390
1,830
1,950
1,850
1,250
950
1,920
The probabilities of low, medium and high compliance are 0.3, 0.4, and 0.3, respectively
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