Natural Experiment

• Natural Experiment


  2 Levels of independent variables occur naturally without influence, simply recording change in independent variables
• Natural Experiments can randomly occur due to being event dependent
• There is no manipulation of independent variables in Natural experiments
• (+) A03: Inaccessable Research


  Allows research that wouldn't usually be done due to ethical or cost reasons
• (+) A03: High External Validity

  Due to being natural, it is free of demand characteristics
• (-) A03: Lack of Control

  Can't control extraneous variables, unable to find a cause and effect relationship, unable to be replicated to test for reliability