Multiple Choice
Today,the most likely cause of sampling bias in polls is ______.
A) interviewers' reluctance to go into "bad" neighborhoods
B) the growing number of homeless people who are not sampled
C) the pollsters' own biases
D) the overrepresentation of the middle class in modern polls
E) when a person is picked for the sample and he or she cannot be contacted or refuses to participate
Correct Answer:
Verified
Correct Answer:
Verified
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