In a bumper test, three types of autos were deliberately crashed into a barrier at 5 mph, and the resulting damage (in dollars) was estimated. Five test vehicles of each type were crashed, with the results shown below. Research question: Are the mean crash damages the same for Crash1 these three vehicles?

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Crash Damage (S) Goliath Varmint Weasel 1,600 760 880 1,950 1220 1,290 1,400 1,390 1,850 950 1,090 2,100 1,830 1,250 1,920