In regard to the tests we have covered, how well do you understand each? For each of the research questions below, respond and state which test should be used!

• What is the average age of participants in this study?
• Did participants knowledge of increase after participating in the study?
• What is the relationship between number of days exercised per week and cardiovascular disease?
• What percent of participants are male?
• Following participation in the study, is there a significant difference between the self-efficacy of group 1, group 2, and group 3?