Observational Design

• Unstructured observation


  Observation in which all behavior and activities are recorded

  
  

  - Qualitative data

  - Observer bias
• Structured observation


  A method that involves presenting an identical situation to each participant and recording the participant's behavior

  
  

  - Quantitative data
• Behavioural categories


  When a target behaviour is broken up into components that are observable and measurable
• Event sampling

  A target behaviour or event is first established then the researcher records this event every time it occurs
• Time sampling

  The procedure of observing and recording behavior during intervals or at specific moments