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categoryإحصاء schoolبكالوريوس event_available2026-07-13

السؤال

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In a survey on downloading music, a poll asked 704 Internet users if they "ever downloaded music from an Internet site that was not authorized by a record company, or not," and 23% responded "yes." Construct a 95% confidence interval for the true proportion of Internet users who have downloaded music from an Internet site that was not authorized. What is the confidence interval? Select the correct choice below and, if necessary, fill in the answer boxes within your choice. OA. The 95% confidence interval is (Round to one decimal place as needed.) B. The conditions for constructing a confidence interval are not satisfied.

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