POS-1041 Lecture Notes - Lecture 3: Shopping Mall, Response Bias
15 Sep 2016
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Push polls; would you support, if you knew . Putting false/exaggerated info in a voter"s mind to sway the side of their vote. Other issues ex; polling in fl but not including spanish, missing a portion of the population. If cellphones cannot be used, might eliminate a younger portion of the population. Measurement error misleading questions, question order/framing effect, might lead to response bias. Ask questions simply worded and can be understood by everyone. Where previous questions can affect later question answers. Demographic questions are typically given at the end republican, woman, age, etc. Do the results make sense if not, you have to worry about the poll itself. Low number of don"t knows, meaning that there is a bad/confusing question. 1916 literary digest; sent postcards to it"s readers as the first poll. 1936 literary digest; surveyed people with telephones, found that landon would be president, but roosevelt won by a landslide.
