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Q1) In the bumper test, 3 kinds of autos were intentionally crashed into barrier at 5 mph, and resulting damage (in dollars) was evaluated. Five test vehicles of each kind were crashed, with results given below. Research question: Are mean crash damages the same for these 3 vehicles?
Crash Damage ($)
Goliath
Varmint
Weasel
1600
1290
1090
760
1400
2100
880
1390
1830
1950
1850
1250
1220
950
1920
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