controlled observation (strength)

• What is controlled observation used for?

  To prevent confounding variables
• What does controlled observation help to maintain?

  Levels of control over extraneous variables
• What can be prevented by controlling extraneous variables?

  Confounding variables
• What can researchers be confident about when controlling extraneous variables?

  That emotional response is a result of conditioning
• What does the absence of extraneous variables indicate in controlled observation?

  Increased internal validity
• What are the key aspects of controlled observation?

  • Maintains levels of control
  • Prevents confounding variables
  • Ensures internal validity