In: Statistics and Probability
Do owners of SUVs put more mils on their vehicles in a week than do owners of cars? To answer this question, the following data was collected.
|
Miles driven per week |
|
|
SUV |
Car |
|
900 |
1150 |
|
540 |
175 |
|
1200 |
355 |
|
300 |
150 |
|
850 |
600 |
|
700 |
600 |
|
350 |
300 |
|
629 |
275 |
|
280 |
285 |
|
400 |
400 |
|
420 |
350 |
|
675 |
600 |
|
249 |
700 |
|
300 |
600 |
|
400 |
400 |
|
350 |
|
|
250 |
|
|
355 |
|
|
1175 |
|
|
300 |
|
|
350 |
|
|
500 |
|
Using α = 0.01, do SUV owners drive more? (Show all six steps of hypothesis testing.)