Discussion;What is the Difference Between Parametric and Nonparametric Statistics?

Discuss the difference between parametricand nonparametric statistics and make sure to cover all of the following points:

• When are each appropriate to use and under what circumstances?
• Provide a real world example where each is appropriate to use.
  
  • What would the outcomes of these statistical tests administered within your real world context be (in other words: what would you expect to find when using your recommended statistical test in your real world example situations)?