Which of the following is true about Internet polls?

Question

a. They are a reliable source of information because they reach thousands of people.
b. They are notoriously unreliable because the sample consists of people who choose to answer the survey, sometimes more than once.
c. They have been used accurately and consistently since 1979 to predict election outcomes.
d. They are the preferred method used by most professional research firms today.
e. They are inherently biased against the religious right because churchgoers are less likely to use computers.

Answer 1

b