Certified Advanced Alcohol and Drug Counselor (CAADC) Practice Exam

In research, if it is concluded that gender has a significant interaction effect with a method's effectiveness, what does this imply?

1. Gender had no effect

2. Gender was important and interacted significantly

3. Gender influenced boys but not girls

4. Gender was present but did not significantly affect outcomes

The correct answer is: Gender was important and interacted significantly

When research concludes that gender has a significant interaction effect with a method's effectiveness, it indicates that gender plays an important role in how effective that method is. This means that the outcomes of the intervention or method in question are influenced differently based on the gender of the participants. The interaction effect tells us that the relationship between gender and the method's effectiveness is not straightforward; instead, it suggests that the impact of the method varies depending on whether the individual is male, female, or another classification of gender. In this context, stating that gender is significant and interacts significantly means that it should be accounted for in the analysis, and further investigation may be required to understand how different genders may experience the intervention in varied ways. The significance of this interaction is crucial because it informs practitioners and researchers that one-size-fits-all approaches may not be appropriate and encourages a more nuanced understanding of treatment effectiveness.