A03

• strengths- methological design

  • lab study- control of evs and cvs, standardised.....
  • however lab study, artificial stimuli lacks mundane realism, doesnt minick real life, reducing eco val
  • additionally, control group sert up, removing cv of lack of knowledge or poor eyesight
  • cause and effect conclusions- increasing val of conclusions
• limitation- sample

  • lacked diversity, all male leading to beta bias, not representative, cannot be generalised to half pop, women may conform more or less
  • young sample, age bias, younger more influencial and less independant
  • american sample, cannot be applied to collectivist= risk of imposed etic
  • sample unrepresenative, lacsk population validity and generalisability
• ethical issues in aschs study

  • deceptions used to reduce influence of DCS and increase val of findings, told aim was about perception
  • informed consent could not be gained
  • breaches bps code of ethics and could lead to psychological harm such as embarassment
  • CBA needed, benefits of study outweigh ethical considerations
  • research into conformity lead to stricter ethical considerations concerning research, protecting future ppts from same harm