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Back to 8.3 A Population Proportion

8.3 Exercise 3

Avg difficulty 2.5

For a class project, a political science student at a large university wants to estimate the percentage of students who are registered voters. He surveys 500 students and finds that 300 are registered voters. Compute a 90 percent confidence interval for the true percentage of students who are registered voters, and interpret the confidence interval.

OpenStax Statistics, 8.3 A Population Proportion, exercise 3

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