Research Question 2:

For patients recovering from Alcohol Use Disorder, are therapist-led follow up sessions (TFS) more effective in preventing relapse than Alcoholics Anonymous meetings (AA)?

3. Should the null hypothesis for this research question be directional or non-directional? How do you know this? Justify your answer with information from the reading and/or presentations.

The hypothesis would be non-directional because______

4. State the alternative hypothesis for this study.

5. State the null hypothesis for this study.

6. Suppose you run the study, and the results come out with a p value of .29. What can you conclude about the difference between the two approaches?

7. In this case, would you decide to reject or fail to reject the null hypothesis? Why?