Experimental method

• Experimental method - Aims

  The manipulation of the IV to measure the effect of the DV

  • Laboratory
  • Field
  • Natural
  • Quasi
• Aim

  A statement of what the researcher intends to investigate, the purpose
• Hypothesis

  A clear, precise statement that states the relationship between the variables to be investigated
• Directional hypothesis

  States the direction of the difference in relationships
• Non directional hypothesis

  Does not give direction, only a difference
• Operationalisation

  Clearly defining variables in terms of how they can be measured