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Back to 8.3 A Population Proportion

8.3 Exercise 5

Avg difficulty 2.5

b. In a sample of 300 students, 68 percent said they own an iPod and a smartphone. Compute a 97 percent confidence interval for the true percentage of students who own an iPod and a smartphone.

OpenStax Statistics, 8.3 A Population Proportion, exercise 5

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