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GROUP PERFORMANCE (Definitions; a group of people who are (interacting…

- - - - Family
      - Romantic partner
      - Close best friends
    - - Colleagues/work group
    - - Same gender
      - Same nationality
    - - Neighbours
      - Acquaintance
- - - - entirely passive & unresponsive audience, physically present
      - study shows chickens, rats eats more. cockroaches run faster
    - - impact on individual task performance of present of others
    - - Social presence leads to increased arousal & motivation; drive that energises dominant response
        
        Physiological love
        
        Fight/flight response
        
        Psychological arousal
        
        Increased alertness
      - dominant response (best learned, habitual) correct = social facilitation
      - dominant response incorrect = social inhibition
  - - - difficult tasks are impaired
      - drive produces social facilitation effects on easy tasks, thus improved
- - - - Divisible
        
        benefits from division of labour
        
        people perform diff subtasks
    - - Max
        
        tasks that stresses quantity
        
        do as much as possible
      - Opt
        
        tasks that has predetermined std* to be met
    - - Additive task
        
        group's product is sum of all indv inputs
      - Compensatory task
        
        group's product is avg of indv inputs
      - Disjunctive task
        
        group selects a product from one indv's input (a group suggests diff weekend activities then finally only chooses one)
      - Conjunctive task
        
        group's product determined by level of performance of slowest/least able member
      - Discretionary task
        
        group is free to decide on its preferred course of action (group decides to watch a movie tgt)
  - - - interference among members; coord of indv members' activities, social distractors, jostling
    - - problems in coordinating indv's behaviour within a group
    - - SOCIAL LOAFING; reduction in indv effort when working in collective tasks compared to working alone
      - Ringelmann effect; indv effort diminishes as group size increases
    - - Adv: reduce stress of workload & improves performance
      - Disadv: people reduce effort