Chest Deceleration in a Car Crash The chest deceleration data (g) are given below. Use a 0.05 significance level to test the null hypothesis that the different weight categories have the same mean. Do the data suggest that larger cars are safer?
|
Subcompact:
|
55
|
47
|
59
|
49
|
42
|
|
Compact:
|
57
|
57
|
46
|
54
|
51
|
|
Midsize:
|
45
|
53
|
49
|
51
|
46
|
|
Full-size:
|
44
|
45
|
39
|
58
|
44
|