self reported opinions polls are the very definition of an unrepresentative poll http://methods.sagepub.com/reference/encyclopedia-of-survey-research-methods/n5

self reported opinions polls are the very definition of an unrepresentative poll http://methods.sagepub.com/reference/encyclopedia-of-survey-research-methods/n524.xml http://methods.sagepub.com/reference/encyclopedia-of-survey-...