<span>Corelation does not determine causation. Several factors play into murder rates and overall crime rates that effect them. In traditional experimentation you change one thing as the variable and keep all other factors constant. In society we do not have the luxury of being able to change only obe variable. Also, a study of potential nation wide policy toward combating a problem should include more than just five data points.</span>
Answer:
citizens of the United States and of the state wherein they reside