Question
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
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 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 business travelers follow.
| 3 | 7 | 8 | 9 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 8 | 5 |
| 6 | 7 | 7 | 9 | 8 | 10 | 9 | 8 | 7 | 6 | 8 | 7 | 9 |
| 5 | 3 | 9 | 10 | 10 | 9 | 9 | 8 | 9 | 8 | 6 | 10 | 8 |
| 4 | 7 | 3 | 10 | 8 | 9 | 8 | 10 | 10 | 8 | 8 |
Develop a confidence interval estimate of the population mean rating for Miami. Round your answers to two decimal places.
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Elementary Statistics
Authors: Robert R. Johnson, Patricia J. Kuby
11th Edition
978-053873350, 9781133169321, 538733500, 1133169325, 978-0538733502
