Comprehension Passage
A survey asked people how often they exceed speed limits. The data is then categorized into the following table of counts showing the relationship between age groups and response.
|
Age |
Exceed Limit if Possible |
Total |
|
|
Always |
Not always |
||
|
Under 30 |
100 |
100 |
200 |
|
Over 30 |
40 |
160 |
200 |
|
Total |
140 |
260 |
400 |
Read the above table and answer the questions:
Among the people with the age over 30, what is the "risk" of always exceeding the speed limit?
1
0.20
2
0.40
3
0.33
4
0.50