In: Statistics and Probability
The question arose as to whether gender might be an effect modifier of this association. When gender was assessed, the data looked like the following:
| 
 Women  | 
 Men  | 
|||
| 
 Accident  | 
 No Accident  | 
 Accident  | 
 No Accident  | 
|
| 
 Driver's Ed  | 
 10  | 
 50  | 
 60  | 
 120  | 
| 
 No Driver's Ed  | 
 40  | 
 50  | 
 40  | 
 80  | 
Perform the appropriate calculations to test for effect modification. Interpret your results.