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. 2 6 7 8 9 9 9 10 10 10 10 9 4 5 6 6 8 7 9 10 9 6 5 7 6 8 4 2 10 9 9 10 10 9 8 7 5 9 9 3 6 2 9 7 10 7 9 9 9 9

Q: Here is a set of sample data 7 8 17 21 39 45 54 74 80 92 94 Identify the 5 number summary (min, Q1,…

A: The data is 7, 8, 9, 13, 16, 17, 21, 25, 30, 38, 39, 45, 54, 63, 73, 74, 80, 92, 94.

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A: a. The level of significance, α is given as 0.05.

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Q: Here is a set of sample data 7 8 9 13 16 21 25 30 38 45 54 63 73 74 80 92 94 Identify the 5 number…

A: The data is 7, 8, 9, 13, 16, 17, 21, 25, 30, 38, 39, 45, 54, 63, 73, 74, 80, 92, 94.

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Q: Here is a set of sample data 15 25 28 45 47 49 56 68 69 72 86 Identify the 5 number summary (min,…

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Q: 13. 16.473 34.382 40.646 13.844 35.563 26 27 12.198 12.878 13.565 15.379 17.292 38.885 41.923 45.642…

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Q: Here is a set of sample data 2 4 7 10 12 22 25 27 34 35 37 38 39 42 47 53 54 55 59 77 85 86 94…

A: Given 2 4 7 10 12 22 25 27 34 35 37 38 39 42 47 53 54 55 59 77 85 86 94

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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.