WHAT ARE THE PROBLEMS WITH THE FOLLOWING CONCLUSIONS/EXPERIMENTS RESEARCH

1. A person learns that there is a positive correlation between protein consumption and muscle gain and therefore decides to eat extreme amounts of protein, believing he will acquire a lot of muscle
2. A juvenile detention center wants to see whether a weeklong mountain climbing trip can increase self-esteem among inmates relative to a control group who does not go mountain climbing.The detention center sends 50 male inmates to the Poconos in Pennsylvania and keep 50 women in the detention center in the control group.They conclude that inmates who go mountain climbing show increases in their self-esteem