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We want to compare the average gas mileage of American-made cars vs. Japanese-made cars. The claim is that the Japanese cars and American cars do

We want to compare the average gas mileage of American-made cars vs. Japanese-made cars.

The claim is that the Japanese cars and American cars do not get the same gas mileage.

Use the attached file to test the hypothesis that the Japanese cars and American cars do not get the same gas mileage.

The American cars are in list1 and the Japanese cars in list2 of the file.

We do not know whether the mileages are normally distributed or not, but their variances are equal.

Provide your answers below.

Use alpha = 0.05

One Tail or Two? =

Test Statistic =

p=

Decision = FTR Ho or Reject Ho

Data here:

List 1 List 2

18 24

15 27

18 27

16 25

17 31

15 35

14 24

14 19

14 28

15 23

15 27

14 20

15 22

14 18

22 20

18 31

21 32

21 31

10 32

10 24

11 26

9 29

28 24

25 24

19 33

16 33

17 32

19 28

18 19

14 32

14 34

14 26

14 30

12 22

13 22

13 33

18 39

22 36

19 28

18 27

23 21

26 24

25 30

20 34

21 32

13 38

14 37

15 30

14 31

17 37

11 32

13 47

12 41

13 45

15 34

13 33

13 24

14 32

22 39

28 35

13 32

14 37

13 38

14 34

15 34

12 32

13 33

13 32

14 25

13 24

12 37

13 31

18 36

16 36

18 34

18 38

23 32

11 38

12 32

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