Sexuality
hdfs 239
  • Summary of historical changes:
    • secular change in puberty
    • early monogomous dating
    • late marriage
    • norm that says sex in a monogomous, loving relationship is okay

     

  • CONSEQUENCES: Higher rates of premarital pregnancy and sexually transmitted disease.
  • 3 short exercises:
    • Basic probability: Odds per trial v. cumulative odds
      • How can you calculate the odds of getting heads 3 times in a row?
      • How do you translate this into the probability of contraceptive failure over 3 years?


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    • Sexual history:
      • Assumptions:
        • Start as a virgin
        • 1 sex partner per year


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    • Putting it all together:
      • Decision theory
      • History of dating
      • Cumulative risk


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      • What would you want to change?
      • What principles could you apply to do it?