Pollsters often achieve a random sample by
a. asking their friends.
b. calling the residents of a particular city.
c. selecting numbers from a phone book.
d. stopping people on the street.
e. using random-digit dialing.
Question 2
A public opinion poll is a device that gauges public opinion by
a. assessing the views of viewers emails to political pundits.
b. holding public forums.
c. asking people a standard set of questions.
d. analyzing blogs and social media. e.
tracking a candidates popularity.
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