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Which of the Following Is a Key Element of a Scientific

Question 17

Multiple Choice

Which of the following is a key element of a scientific poll?


A) A random sample of people to be questioned
B) A tightly focused group of expert respondents
C) A core of more-affluent-than-average respondents
D) A group of respondents with whom the pollsters are comfortable
E) A group of educated, intelligent voters

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