psychology class please if you do not know do not tell you know and give me wrong answer

Here is the question it’s 3  question I do not want a long answer try to keep it as short as you can but make sure it’s answer the  question at the same time  

 

 

1 Suppose that you wanted to demonstrate exercise cause better health. What would you have to meet the three criteria for determining  causality ? List  the 3  criteria   

 

2 S ummarize the relationship between satisfaction with life and romantic partners in the past year  depicted in #8 indicate both  variables in your answer and the direction  relationship if any  

 

3   

When you  applied  to the  university  you probably had to give  your high  school  GPA  because high school  is strongly  positively  correlation   with college GPA clearly whether a significant positive correlation between your high school  GPA and your college GPA would be predictive or causal  relationship . Explain  your answer