All of the following are true of public opinion polls EXCEPT
A. for the most part, major pollling organizations have a good record of predicting the outcome of presidential races.
B. knowing what makes a poll accurate is not as important as the results of the poll.
C. polls based on random samples are the most valid.
D. polling firms can weight the sample to correct for underrepresented groups.
E. well-designed polls based on probability samples may result in 95 percent accuracy.
Answer: B
Political Science
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