Statistical Infrequency

• What is the definition of statistical infrequency in psychopathology?

  Behaviours that are rare are abnormal
• How does statistical infrequency explain abnormality?

  It identifies uncommon behaviours as abnormal
• What is an example of a behaviour considered abnormal due to statistical infrequency?

  Having an IQ of less than 70
• What are the characteristics of a normal distribution curve in relation to behaviours?

  • Most behaviours cluster around the mean
  • The mean, median, and mode are the same
  • Behaviours taper off symmetrically on both sides
• What is the average IQ score in the context of statistical infrequency?

  100
• What does it mean for behaviours to occupy the extreme ends of the normal distribution curve?

  They are considered rare or abnormal
• Which of the following would be considered abnormal based on statistical infrequency: having size 13 feet or achieving full marks in all A level papers?

  Having size 13 feet
• What are the strengths and limitations of statistical infrequency as a definition of abnormality?

  Strengths:

  • Objective to judge
  • Used in clinical practice

  
  

  Limitations:

  • Subjective cut-off point
  • Some desirable behaviours are rare
  • Culturally relative interpretations
• What is a criticism of the statistical infrequency definition of abnormality?

  Some common behaviours can be undesirable
• What is a social norm?

  An accepted standard of behaviour
• How does the interactionist approach view the nature-nurture debate?

  It sees a role for both nature and nurture
• What are the psychosexual stages in order?

  Oral, Anal, Phallic, Latency, Genital
• What is one limitation of the deviation from social norms definition of abnormality?

  It is time relative
• How does the statistical infrequency definition define abnormality?

  Behaviours that are rare are abnormal
• What is a case study?

  A study of a one-off case
• What is one criticism of Wundt’s work?

  Introspection might not give valid data
• What is the definition of statistical infrequency?

  • Abnormality defined by rarity
  • Behaviours that are uncommon
• What are the key terms related to statistical infrequency?

  • Statistical Infrequency: Rare behaviours are abnormal
  • Normal Distribution: Symmetrical distribution of behaviours
• What is the purpose of the Statistical Infrequency Consolidation Tasks?

  To reinforce understanding of statistical infrequency
• What is the purpose of the Statistical Infrequency Extension Tasks?

  To deepen knowledge of statistical infrequency
• What is the link provided for further study on statistical infrequency?

  https://www.tutor2u.net/psychology/topics/statistical-infrequency