strengths e

• Clark and hatfield

  Go out with me

  Go back to my house

  Will you have sex with me

  50% of males / females agreed to a date.

  0% of females agreed to sex

  75% of males agreed to sex

  (significant differences) uni

  
  

  However – cultural bias as only took place in America – collectivist cultures have different opinions on casual sex – prevents establishing a general law

  No control over extraneous variables

  No informed consent

  Has questionable ecological validity

  high internal validity - establishes cause and effect - make predictions

  socially sensitive – imposes harsh stereotype on men - discredit psychology - less funding

  reliable - replicate - establish general laws
• Dunbar & waynforth

  Content analysis

  900 personal dating adds (USA)

  42% of males look for ‘youthful mates’ and emphasise their economic status.

  25% of females emphasise their looks (not that strong as it was qualitive data turned into quantative)

  
  

  However culturally bias as only took place in the USA - collectivist cultures have different opinions on casual sex – prevents establishing a general law

  socially sensitive – imposes harsh stereotype on men - discredit psychology - less funding

  can be subjective

  researcher bias – may have selected the adds

  no control over any extraneous variables

  reliable – due to large sample size

  easily repeatable
• Cunningham

  Men are more attracted to youth (large eyes, small noses & chins)
• Buss

  33 countries, 1000 adults

  Partner preference selecting a mate

  Males preferred youth, chastity, good looks

  Females preferred money ambition and industriousness
• Application – explains modern human dating and relationship behaviours – exoensie weddings and gifts – intrasexual competition – preferences for attractiveness or financial security = intersexual mate choice