threeparagraphs Based on what you have learned about the criteria

threeparagraphs

Based on what you have learned about the criteria of causation and threats to the validity of causal inference, what cause and effect relationships are implied?  What are some alternative explanation?

  1. Guns don’t kill people, people kill people.
  2. Capitol punishment prevents .
  3. Marijuana is a gateway drug that leads to the use of other drugs