Suppose You Want to Conduct a Survey to Determine Who

Multiple Choice

Suppose you want to conduct a survey to determine who is most likely to win the next presidential election.Which of the following would be considered to be a representative (unbiased) sample?

A) 1,000 likely voters who called in to a local radio talk show.
B) 1,000 likely voters who returned surveys sent to everyone on a Democrat or Republican newsletter mailing list.
C) 1,000 likely voters who replied to an Internet website survey.
D) None of these would be considered to be representative samples.