An 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 a certain airport. The ratings obtained from the sample of 50 business travelers follow. 4 6 8 7 6 6 3 3 8 10 4 878 7596 8 3 8 5 4 4 4 4 8 5 4 7 2 599 7 4 89 5 9. 5 9 78 3 10 9 9 6 Develop a 95% confidence interval estimate of the population mean rating for this airport. (Round your answers to two decimal places.)

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.