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 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 (see attached image for data if unclear)
| 7 | 7 | 3 | 8 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 4 | 9 |
| 10 | 9 | 9 | 8 | 10 | 4 | 5 | 4 | 10 | 10 | 10 | 11 | 4 |
| 9 | 7 | 5 | 4 | 4 | 5 | 5 | 4 | 3 | 10 | 10 | 4 | 4 |
| 8 | 7 | 7 | 4 | 9 | 5 | 9 | 4 | 4 | 4 | 4 |
Develop a 95% confidence interval estimate of the population mean rating for Miami. Round your answers to two decimal places.
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Fundamental accounting principle
Authors: John J. Wild, Ken W. Shaw, Barbara Chiappetta
21st edition
1259119831, 9781259311703, 978-1259119835, 1259311708, 978-0078025587
