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Should the student agree with tiger airlines claim

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Reference no: EM132850870

Tiger Airlines claims that at least 80% of its planes arrive at the airport within 8 minutes of the scheduled time.

To investigate the accuracy of this claim a student who is studying statistics, records the amount of time that each plane arrives late. After rounding each time to the nearest minute, she obtains the following frequency table:

Minutes Late 0 1 3 4 5 6 7 8 9 10

Frequency 12 13 8 2 10 15 20 5 14 1

  • What percentage of planes in the sample are more than eight minutes late? 20%
  • Should the student agree with Tiger Airlines claim? Give reasons for your answer. Yes, because 80% of the flights arrived at the airport within 8 minutes of the scheduled time. Is my answers correct

Reference no: EM132850870

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