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 is : are the mean crash damages the same for these three vehicles?
Goliath varmint weasel
1600 1290 1090
760 1400 2100
880 1390 1830
1950 1850 1250
1220 950 1920
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The detailed step by step solution is given in the attached solution file.