In: Math
In what follows use any of the following tests/procedures: Regression, multiple regression, confidence intervals, one sided T-test or two sided T-test. All the procedures should be done with 5% P-value or 95% confidence interval.Some answers are approximated, choose the most appropriate answer. SETUP: Is it reasonable to claim that cars with higher city MPG have also higher Highway MPG? Given the data your job is to help answer this question.
I. What test/procedure did you perform? (6.66 points)
II. Statistical interpretation? (6.66 points)
III. Conclusion? (6.66 points)
CityMPG | HighwayMPG |
28 | 34 |
28 | 34 |
26 | 37 |
26 | 37 |
26 | 37 |
29 | 36 |
29 | 36 |
26 | 33 |
27 | 36 |
26 | 33 |
26 | 33 |
32 | 38 |
36 | 44 |
32 | 38 |
29 | 33 |
29 | 33 |
29 | 33 |
26 | 34 |
26 | 34 |
26 | 34 |
23 | 30 |
26 | 33 |
25 | 32 |
24 | 32 |
24 | 32 |
24 | 32 |
28 | 37 |
28 | 35 |
28 | 35 |
24 | 33 |
26 | 35 |
26 | 35 |
26 | 35 |
26 | 35 |
26 | 35 |
32 | 38 |
25 | 31 |
25 | 31 |
24 | 31 |
22 | 30 |
32 | 40 |
32 | 40 |
32 | 40 |
35 | 43 |
33 | 39 |
35 | 43 |
20 | 30 |
21 | 32 |
24 | 34 |
22 | 30 |
21 | 32 |
22 | 29 |
22 | 29 |
22 | 30 |
21 | 28 |
21 | 29 |
21 | 28 |
21 | 28 |
21 | 28 |
20 | 27 |
19 | 26 |
26 | 34 |
26 | 34 |
32 | 37 |
26 | 30 |
46 | 51 |
60 | 66 |
19 | 27 |
19 | 27 |
20 | 27 |
24 | 32 |
20 | 27 |
25 | 34 |
21 | 26 |
23 | 28 |
24 | 32 |
20 | 29 |
20 | 30 |
24 | 33 |
20 | 28 |
22 | 28 |
21 | 28 |
20 | 27 |
24 | 33 |
21 | 29 |
24 | 33 |
20 | 29 |
59 | 51 |
24 | 31 |
24 | 31 |
38 | 46 |
24 | 31 |
24 | 31 |
22 | 29 |
22 | 31 |
20 | 29 |
20 | 29 |
20 | 30 |
18 | 28 |
20 | 30 |
18 | 28 |
23 | 32 |
18 | 28 |
18 | 27 |
21 | 29 |
19 | 27 |
21 | 27 |
22 | 30 |
18 | 27 |
17 | 25 |
17 | 25 |
21 | 30 |
21 | 30 |
17 | 26 |
17 | 26 |
18 | 26 |
18 | 26 |
18 | 26 |
22 | 30 |
19 | 26 |
17 | 25 |
17 | 25 |
19 | 26 |
18 | 25 |
18 | 26 |
21 | 26 |
20 | 28 |
20 | 28 |
20 | 29 |
20 | 30 |
21 | 28 |
20 | 27 |
19 | 26 |
21 | 29 |
21 | 29 |
20 | 29 |
21 | 30 |
24 | 30 |
22 | 31 |
22 | 29 |
20 | 28 |
23 | 30 |
20 | 28 |
17 | 26 |
18 | 25 |
20 | 27 |
18 | 25 |
20 | 29 |
19 | 27 |
19 | 27 |
20 | 30 |
20 | 30 |
20 | 29 |
19 | 28 |
20 | 29 |
20 | 29 |
18 | 25 |
18 | 27 |
21 | 28 |
17 | 25 |
18 | 26 |
19 | 26 |
18 | 25 |
20 | 29 |
18 | 25 |
18 | 24 |
20 | 26 |
20 | 26 |
20 | 25 |
19 | 25 |
19 | 26 |
20 | 26 |
17 | 25 |
17 | 23 |
20 | 28 |
20 | 28 |
21 | 29 |
21 | 29 |
19 | 26 |
21 | 29 |
19 | 26 |
18 | 25 |
20 | 27 |
20 | 28 |
18 | 25 |
20 | 28 |
20 | 27 |
18 | 24 |
18 | 24 |
20 | 27 |
18 | 25 |
18 | 25 |
17 | 24 |
17 | 24 |
14 | 20 |
19 | 28 |
20 | 30 |
18 | 26 |
18 | 26 |
18 | 26 |
18 | 28 |
18 | 26 |
18 | 26 |
18 | 26 |
17 | 23 |
17 | 23 |
18 | 26 |
18 | 28 |
17 | 24 |
18 | 28 |
18 | 28 |
17 | 24 |
18 | 25 |
18 | 23 |
18 | 25 |
17 | 24 |
17 | 24 |
17 | 25 |
17 | 25 |
17 | 25 |
16 | 21 |
16 | 24 |
13 | 19 |
20 | 26 |
17 | 22 |
19 | 27 |
16 | 20 |
18 | 26 |
16 | 24 |
21 | 29 |
21 | 30 |
21 | 28 |
20 | 26 |
19 | 26 |