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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