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6 Cards in this Set

  • Front
  • Back
VOLUNTARY RESPONSE SAMPLE
CONSISTS OF PEOPLE WHO CHOOSE THEMSELVES BY RESPONDING TO A GENEREAL APPEAL. USUALLY OVER REPRESENT PEOPLE WITH STRONG OPINIONS, MOST OFTEN NEGATIVE.
CONVENIENCE SAMPLES
CHOOSE THE INVIDIUALS EASIEST TO REACH
UNDERCOVERAGE
SOME PORTION OF THE POPULATION IS NOT REPRESENTATED
NONRESPONSE
WHEN A LARGE FRACTION OF THOSE SAMPLED FAILS TO RESPOND
RESPONSE BIAS
ANYTHING THAT MAY INFLUENCE RESPONSES. WORDING OF QUESTOINS, TRYYING TO PLEASE THE INTERVIEWER, UNWILLINGESS TO TELL THE TRUTH OR REVEAL PERSONAL INFO
WORDING OF QUESTIONS
TECHNICAL QUESTIONS; LONG QUESTIONS; LEADING QUESTIONS