A group of students are interested in studying whether there is a relationship between outgoingness and the use of drugs and alcohol. The students surveyed 300 classmates at their university. After analyzing the results, they found that students who were outgoing were much more likely to have used drugs and alcohol.

1. What was the likely null hypothesis for this study?
2. What was the likely research hypothesis for this study?
3. Explain what it means if the group falsely rejects the null hypothesis.
   1. Word your explanation in terms of the research scenario described here.
   2. Give at least one reason why this error might occur in this scenario.
   3. What type of error is thisType I or Type II?