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:
What is the relative risk of always exceeding the speed limit for people under 30 age compared to people over 30 age?
1
2.5
2
0.4
3
0.5
4
30%