Comparing Survey Sampling Strategies: Random-Digit Dial vs. Voter Files
A new telephone survey experiment finds that an opinion poll drawn from a commercial voter file produces results similar to those from a sample based on random-digit dialing.
A new telephone survey experiment finds that an opinion poll drawn from a commercial voter file produces results similar to those from a sample based on random-digit dialing.
Supporters of Republican and Democratic candidates in the upcoming congressional election are deeply divided over the government’s role in ensuring health care, the fairness of the nation’s economic system and views of racial equality in the United States.