The International Air Transport Association surveys business travelers to develop quality ratings for transatlantic gate

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The International Air Transport Association Surveys Business Travelers To Develop Quality Ratings For Transatlantic Gate 1 (26.39 KiB) Viewed 9 times

The International Air Transport Association surveys business travelers to develop quality ratings for transatlantic gateway airports. The maximum possible rating is 10. Suppose a simple random sample of 50 business travelers is selected and each traveler is asked to provide a rating for the Miami International Airport. The ratings obtained from the sample of 50 business travelers follow. 4 7 6 8 8 4 9 8 10 10 1 1 9 1 1 1 8 1 8 8 8 8 7 8 8 10 8 8 7 9 9 7 8 7 5 8 4 9 9 1 1 7 7 Develop a 95% confidence interval estimate of the population mean rating for Miami. Round your answers to two decimal places. 7 8 6 10 17