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 list data below 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 below
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
USA - Japan
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
One Tail or Two? - [ Choose ]CUFTR Ho8.478638e-25-17.3377130682-12.620 59186.5Reject HoOne5.439851e-30Two3.267637e-38
Test Statistic = [ Choose ]CUFTR Ho8.478638e-25-17.3377130682-12.620 59186.5Reject HoOne5.439851e-30Two3.267637e-38
p = [ Choose ]CUFTR Ho8.478638e-25-17.3377130682-12.620 59186.5Reject HoOne5.439851e-30Two3.267637e-38
Decision = [ Choose ]CUFTR Ho8.478638e-25-17.3377130682-12.620 59186.5Reject HoOne5.439851e-30Two3.267637e-38
Enter CU here - [ Choose ]CUFTR Ho8.478638e-25-17.3377130682-12.620 59186.5Reject HoOne5.439851e-30Two3.267637e-38