In a sample of 1,600 registered voters, 912 or 57% approve of the way the President is doing his job. A political pollster estimates: "Fifty-seven percent of all voters approve of the President." This statement is an example of
A) a sample.
B) descriptive statistics.
C) statistical inference.
D) a population.

Question

Quizplus · Accepted Answer

The statement is an example of statistical inference because it makes a generalization about the entire population of voters based on a sample of 1,600 registered voters.

In a Sample of 1,600 Registered Voters, 912 or 57